Common and Preferred Stock (Tables)

3 Months Ended

Mar. 31, 2019

Common And Preferred Stock

Common stock issuances upon conversion of portions of convertible notes

Date		Principal Conversion		Interest Conversion		Total Conversion		Conversion Price		Shares Issued		Issued to
	1/4/2019	$	22,678	$	—	$	22,678	$	0.20		115,000	L2
	1/14/2019	$	21,692	$	—	$	21,692	$	0.20		110,000	L2
	1/31/2019	$	33,176	$	—	$	33,176	$	0.30		110,000	L2
	2/11/2019	$	37,700	$	—	$	37,700	$	0.30		125,000	L2
	3/4/2019	$	37,700	$	—	$	37,700	$	0.30		125,000	L2
	3/14/2019	$	46,400	$	—	$	46,400	$	0.37		125,000	L2
	3/28/2019	$	46,400	$	—	$	46,400	$	0.23		200,000	L2
		$	245,746	$	—	$	245,746				910,000

Activity related to warrants

	Number of Warrants			Weighted-Average Exercise Price per share		Weighted-Average Remaining Life (Years)
Outstanding and exercisable at January 1, 2018		245,680			1.308		4.17
Warrants issued		34,843			3.52		5.0
Warrants expired		(5,000	)		10.00		—
Warrants exercised		(26,044	)		1.128		—
Outstanding and exercisable December 31, 2018		249,479		$	1.28		3.30
Warrants issued		70,948			1.21		5.0
Outstanding and exercisable March 31, 2019		320,427			0.98		3.97