Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2018	Jun. 30, 2017
Cash flows from operating activities:
Net loss	$ (6,117)	$ (2,358)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	305	320
Stock-based compensation	315	810
Changes in operating assets and liabilities:
Accounts receivable, net	1,795	2,879
Contract assets	(136)	450
Prepaid expenses and other assets	70	(331)
Third-party software fees payable	(928)	(5,748)
Accounts payable and accrued expenses	(319)	(261)
Deferred revenue	(1,219)	(1,378)
Deferred rent	(168)	(155)
Net cash used in operating activities	(6,402)	(5,772)
Cash flows from investing activities:
Purchases of equipment and furniture	(488)	(264)
Proceeds from maturities of short-term investments	10,875	19,699
Purchases of short-term investments	(6,607)	(18,641)
Net cash provided by investing activities	3,780	794
Cash flows provided by financing activities:
Proceeds from exercise of stock options	17	118
Effect of exchange rate changes on cash and cash equivalents	(16)	16
Net decrease in cash and cash equivalents	(2,621)	(4,844)
Cash and cash equivalents, beginning of period	12,859	14,312
Cash and cash equivalents, end of period	$ 10,238	$ 9,468

Increase decrease in deferred rent.

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Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including, but not limited to, disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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