Balance Sheets - USD ($)	Feb. 28, 2019	Feb. 28, 2018
Current assets
Cash and cash equivalents	$ 358,209	$ 748,008
Other current assets	59,849	42,165
Total current assets	418,058	790,173
Investment in joint venture	250,000	250,000
Total assets	668,058	1,040,173
Current liabilities
Accounts payable	2,635,664	5,377,259
Accrued expenses	3,205,456	3,211,635
Customer advances	1,136,542	503,632
Shares to be issued		2,280,964
Notes payable, current portion	847,537	777,537
Convertible notes payable and accrued interest-related party, net of discount	3,644,354	3,342,685
Convertible notes payable, net of discount		625,000
Notes payable and accrued interest-related party	6,156,375	5,353,980
Total current liabilities	17,625,929	21,472,692
Notes payable-related party	3,000,000	3,000,000
Note payable	215,181
Convertible notes payable	1,421,647	1,232,977
Total liabilities	22,262,757	25,705,669
Commitments and contingencies
Shareholders' deficit
Common stock: $0.0001 par value; 150,000,000 shares authorized at February 28, 2019 and 2018; 53,714,145 and 41,437,035 issued and outstanding at February 28, 2019 and 2018, respectively	5,371	4,144
Additional paid-in capital	442,519,092	438,247,091
Subscription receivable		(1,300,000)
Accumulated deficit	(464,119,161)	(461,616,731)
Total shareholders' deficit	(21,594,699)	(24,665,496)
Total liabilities and shareholders' deficit	$ 668,058	$ 1,040,173