Costs of Revenue

6 Months Ended

Jun. 30, 2017

Cost of Revenue [Abstract]

Costs of Revenue

7. Costs of Revenue

Costs of revenue for the three-month periods ended June 30, 2017 and 2016 were:

					2017 Over (Under) 2016
	2017		2016		Dollars			Percent
Software service costs	$	15,500	$	36,600	$	(21,100	)		-57.7	%
Software product costs		2,800		30,800		(28,000	)		-90.9	%
	$	18,300	$	67,400	$	(49,100	)		-72.8	%

Costs of revenue for the six-month periods ended June 30, 2017 and 2016 were:

					2017 Over (Under) 2016
	2017		2016		Dollars			Percent
Software service costs	$	31,000	$	76,000	$	(45,000	)		-59.2	%
Software product costs		6,100		45,200		(39,100	)		-86.5	%
	$	37,100	$	121,200	$	(84,100	)		-69.4	%