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  <xsd:element id="bomn_ClassOfWarrantOrRightIssuedDuringPeriodExercisePrice" name="ClassOfWarrantOrRightIssuedDuringPeriodExercisePrice" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_ClassOfWarrantOrRightTerm" name="ClassOfWarrantOrRightTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_ClearChannelOutdoorHartlindAndSoutheasternUsMember" name="ClearChannelOutdoorHartlindAndSoutheasternUsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_ClearChannelOutdoorIncMember" name="ClearChannelOutdoorIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_CompensationPercentageOfCommonStockSales" name="CompensationPercentageOfCommonStockSales" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="bomn_CoreyCompaniesIncMember" name="CoreyCompaniesIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_CostMethodInvestmentOwnershipPercentage" name="CostMethodInvestmentOwnershipPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="bomn_CowenAndCompanyLLCMember" name="CowenAndCompanyLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_CustodialRiskDisclosureTextBlock" name="CustodialRiskDisclosureTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_DepreciationDepletionAmortizationAndAccretion" name="DepreciationDepletionAmortizationAndAccretion" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="bomn_DepreciationPurchaseAccountingAdjustment" name="DepreciationPurchaseAccountingAdjustment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_DigitalDisplaysAndElectricalMember" name="DigitalDisplaysAndElectricalMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_DocumentAndEntityInformation" name="DocumentAndEntityInformation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_EasementsMember" name="EasementsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_FreeStateBondsIncMember" name="FreeStateBondsIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_FundsHeldAsCollateralAssetsPolicyTextBlock" name="FundsHeldAsCollateralAssetsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_GIGMember" name="GIGMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_HartlindOutdoorLLCMember" name="HartlindOutdoorLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_IncreaseInRedeemableNoncontrollingInterest" name="IncreaseInRedeemableNoncontrollingInterest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_InsurancePremiumEscrowMember" name="InsurancePremiumEscrowMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_KeyOutdoorIncAndWaittOutdoorLLCMember" name="KeyOutdoorIncAndWaittOutdoorLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_KeyOutdoorIncMember" name="KeyOutdoorIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_LMHMember" name="LMHMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_LMMMember" name="LMMMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_LMSEMember" name="LMSEMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_LandLeasePrepaymentPeriod" name="LandLeasePrepaymentPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_NetIncomeLossPurchaseAccountingAdjustments" name="NetIncomeLossPurchaseAccountingAdjustments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="bomn_NoncashNotesReceivableFromSaleOfAssets" name="NoncashNotesReceivableFromSaleOfAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="bomn_NoncashOrPartNoncashAcquisitionOfDepositsAssumed" name="NoncashOrPartNoncashAcquisitionOfDepositsAssumed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_NoncompetitionAndNonsolicitationAgreementsMember" name="NoncompetitionAndNonsolicitationAgreementsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_NonsolicitationAgreementMember" name="NonsolicitationAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_NonvotingCommonUnitsOfLLCMember" name="NonvotingCommonUnitsOfLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_NoteReceivableStatedInterestRate" name="NoteReceivableStatedInterestRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="bomn_NoteToFinancialStatementDetailsTextual" name="NoteToFinancialStatementDetailsTextual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_NotesToFinancialStatements" name="NotesToFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_OfficeFurnitureAndEquipmentMember" name="OfficeFurnitureAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_OfficerAndDirectorMember" name="OfficerAndDirectorMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_PermitsLicensesAndLeaseAcquisitionCostsMember" name="PermitsLicensesAndLeaseAcquisitionCostsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_PremiumMember" name="PremiumMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_ProceedsFromIssuanceOfCommonStockNet" name="ProceedsFromIssuanceOfCommonStockNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_ProductionServicesMember" name="ProductionServicesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_PropertyPlantAndEquipmentUsefulLifeTableTextBlock" name="PropertyPlantAndEquipmentUsefulLifeTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_ProspectusOfferingMember" name="ProspectusOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_RedeemableNoncontrollingInterestPolicyTextBlock" name="RedeemableNoncontrollingInterestPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_RelatedPartyMember" name="RelatedPartyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_RemainingOwnershipInterestPercentage" name="RemainingOwnershipInterestPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="bomn_RepaymentsOfShorttermDebtRelatedToAcquisition" name="RepaymentsOfShorttermDebtRelatedToAcquisition" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
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  <xsd:element id="bomn_SaleOfStockShelfRegistrationValueAvailableToIssue" name="SaleOfStockShelfRegistrationValueAvailableToIssue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="bomn_SaleOfStockShelfRegistrationValueIncrementalAmountAvailableToIssue" name="SaleOfStockShelfRegistrationValueIncrementalAmountAvailableToIssue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="bomn_SaleOfStockValueAvailableToIssue" name="SaleOfStockValueAvailableToIssue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="bomn_SharesAuthorizedToBeIssued" name="SharesAuthorizedToBeIssued" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant"/>
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  <xsd:element id="bomn_ShortTermPayableForAcquisition" name="ShortTermPayableForAcquisition" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="bomn_SiteLocationMember" name="SiteLocationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_SouthCoastSuretyInsuranceServicesLLCMember" name="SouthCoastSuretyInsuranceServicesLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_SoutheasternUSMember" name="SoutheasternUSMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_StaticAndTrivisionDisplaysMember" name="StaticAndTrivisionDisplaysMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_SuretySupportServicesIncMember" name="SuretySupportServicesIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_SuretySupportServicesSouthCostSuretyInsurancesServicesLLCAndFreeStateBondsIncMember" name="SuretySupportServicesSouthCostSuretyInsurancesServicesLLCAndFreeStateBondsIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_TammyLynnOutdoorLLCKeyOutdoorIncAndWaittOutdoorLLCMember" name="TammyLynnOutdoorLLCKeyOutdoorIncAndWaittOutdoorLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_TaxYearsBefore2018Member" name="TaxYearsBefore2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_TechnologyTradeNamesAndTrademarksMember" name="TechnologyTradeNamesAndTrademarksMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="bomn_TotalIncomeTaxBenefitBeforeValuationAllowance" name="TotalIncomeTaxBenefitBeforeValuationAllowance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_TwoMajorControllingDirectorsMember" name="TwoMajorControllingDirectorsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_UsTreasuryNotesAndCorporateBondsMember" name="UsTreasuryNotesAndCorporateBondsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_VehiclesAndEquipmentMember" name="VehiclesAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_VehiclesEquipmentAndFurnitureMember" name="VehiclesEquipmentAndFurnitureMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_ViewMediaLLCMember" name="ViewMediaLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_VisionOutdoorMediaLLCMember" name="VisionOutdoorMediaLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_VotingCommonStockOfPrivatelyHeldCompanyCBTHoldingCorporationMember" name="VotingCommonStockOfPrivatelyHeldCompanyCBTHoldingCorporationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_statement-statement-note-2-summary-of-significant-accounting-policies-property-and-equipment-details" name="statement-statement-note-2-summary-of-significant-accounting-policies-property-and-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_statement-statement-note-3-restricted-cash-tables" name="statement-statement-note-3-restricted-cash-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_statement-statement-note-5-property-and-equipment-schedule-of-property-plant-and-equipment-details" name="statement-statement-note-5-property-and-equipment-schedule-of-property-plant-and-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
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  <xsd:element abstract="true" id="bomn_statement-statement-note-6-business-acquisitions-schedule-of-allocation-of-the-purchase-price-details" name="statement-statement-note-6-business-acquisitions-schedule-of-allocation-of-the-purchase-price-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-6-business-acquisitions-separately-recognized-transactions-details" name="statement-statement-note-6-business-acquisitions-separately-recognized-transactions-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-6-business-acquisitions-tables" name="statement-statement-note-6-business-acquisitions-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-7-intangible-assets-schedule-of-future-amortization-intangible-assets-acquired-in-acquisitions-details" name="statement-statement-note-7-intangible-assets-schedule-of-future-amortization-intangible-assets-acquired-in-acquisitions-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-7-intangible-assets-schedule-of-intangible-assets-details" name="statement-statement-note-7-intangible-assets-schedule-of-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-7-intangible-assets-tables" name="statement-statement-note-7-intangible-assets-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-available-for-sale-securities-details" name="statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-available-for-sale-securities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-reconciliation-of-the-companys-investments-in-equity-affiliates-details" name="statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-reconciliation-of-the-companys-investments-in-equity-affiliates-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-schedule-of-investments-details" name="statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-schedule-of-investments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-tables" name="statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-trading-securities-details" name="statement-statement-note-8-investments-including-investments-accounted-for-using-the-equity-method-trading-securities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-9-fair-value-fair-values-for-investments-details" name="statement-statement-note-9-fair-value-fair-values-for-investments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-note-9-fair-value-tables" name="statement-statement-note-9-fair-value-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="bomn_statement-statement-significant-accounting-policies-policies" name="statement-statement-significant-accounting-policies-policies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
