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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Apr. 30, 2018 | Apr. 30, 2017
Operating activities: |  |
Net loss | $ (1,476) | $ (6,884)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock-based compensation and modification expense | 1,004 | 2,662
Depreciation and amortization expense | 360 | 168
Deferred Rent | (454) | 0
Deferred Compensation | 7 | 0
Allowance for doubtful accounts | (44) | 24
Issuance of common stock for services | 30 | 44
Changes in operating assets and liabilities: |  |
Accounts receivable | (1,600) | (986)
Prepaid expenses and other current assets | 13 | 143
Other long term assets | (9) | (107)
Accounts payable | 301 | (43)
Accrued liabilities | (90) | 412
Other non-current liabilities | 30 | (44)
Deferred revenue | (206) | 1,771
Net cash used in operating activities | (1,226) | (2,840)
Investing activities: |  |
Purchase of property and equipment | (1,229) | (766)
Gain on disposal of fixed assets | 3 | 0
Net cash used in investing activities | (1,226) | (766)
Financing activities: |  |
Proceeds from June 2016 public offering, net of financing costs of $742 | 0 | 4,340
Proceeds from exercise of options and warrants | 38 | 0
Capital lease payments | (25) | (24)
Net cash provided by financing activities | 13 | 4,316
Increase (decrease) in cash and cash equivalents | (2,439) | 710
Cash and cash equivalents, beginning of year | 3,295 | 2,585
Cash and cash equivalents, end of year | $ 856 | $ 3,295

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