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7. ACCRUED EXPENSES | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 | Dec. 31, 2017
Notes to Financial Statements |  |
ACCRUED EXPENSES | The major components of accrued expenses are summarized as follows:
|  | June 30, 2018 |  |  | December 31, 2017 |
Accrued vacation |  | $ | 151,843 |  |  | $ | 152,051 |
Accrued interest |  |  | 174,506 |  |  |  | 175,953 |
Accrued rent |  |  | 75,501 |  |  |  | 77,164 |
Accrued loss contingency |  |  | – |  |  |  | 44,423 |
Other accrued expense |  |  | 75,837 |  |  |  | 2,333 |
Total accrued expenses |  | $ | 477,687 |  |  | $ | 451,924 |
| The major components of accrued expenses are summarized as follows:
|  | December 31, 2017 |  |  | December 31, 2016 |
Accrued vacation |  | $ | 152,051 |  |  | $ | 136,410 |
Accrued interest |  |  | 175,953 |  |  |  | 235,776 |
Accrued loan guaranty |  |  | – |  |  |  | 8,333 |
Accrued rent |  |  | 77,164 |  |  |  | 26,091 |
Accrued commissions |  |  | – |  |  |  | 18,828 |
Accrued loss contingency |  |  | 44,423 |  |  |  | – |
Other accrued expense |  |  | 2,333 |  |  |  | 4,995 |
Total accrued expenses |  | $ | 451,924 |  |  | $ | 430,433 |

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