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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) | 6 Months Ended
--- | ---
Jun. 30, 2020 | Jun. 30, 2019
Cash Flows from Operating Activities |  |
Net income | $ 2,833,834 | $ 3,264,759
Adjustments to reconcile net income to net cash provided by operating activities |  |
Depreciation and amortization | 9,167,084 | 7,272,918
Amortization of deferred finance costs | 119,835 | 225,494
(Income) from investments in joint venture | (918,680) | (1,062,345)
Allowance for doubtful accounts | 729,653 | 323,728
Change in operating assets and liabilities |  |
Proceeds from unconsolidated joint ventures | 5,000 | 770,000
(Increase) in rents receivable | (1,259,948) | (166,880)
Increrase (Decrease) in accounts payable and accrued expense | (676,850) | 474,466
Decrease (Increase) in real estate tax escrow | 9,279 | 49,347
Decrease (Increase) in prepaid expenses and other assets | 188,556 | (62,380)
Increase (Decrease) in advance rental payments and security deposits | (672,890) | 822,139
Total Adjustments | 6,691,039 | 8,646,487
Net cash provided by operating activities | 9,524,873 | 11,911,246
Cash Flows From Investing Activities |  |
Distribution in excess of investment in unconsolidated joint ventures | 1,060,585 | 1,597,152
(Investment) in unconsolidated joint ventures | (10,585) | (19,152)
Improvement of rental properties | (1,504,059) | (1,715,987)
Net cash provided by (used in) investing activities | (454,059) | (137,987)
Cash Flows from Financing Activities |  |
Payment of financing costs | (136,325) | (235,147)
Proceeds of mortgage notes payable | 3,781,877 | 679,000
Principal payments of mortgage notes payable | (1,134,602) | (1,028,035)
Payment of note payable | (1,000,000) | (2,000,000)
Stock buyback | (394,031) | (3,305,651)
Distributions to partners | (2,338,034) | (2,352,443)
Net cash provided by (used in) provided by financing activities | (1,221,115) | (8,242,276)
Net Increase (Decrease) in Cash and Cash Equivalents | 7,849,699 | 3,530,983
Cash and Cash Equivalents, at beginning of period | 7,546,324 | 9,059,901
Cash and Cash Equivalents, at end of period | $ 15,396,023 | $ 12,590,884

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- Definition The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfSecuredDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration