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Line of Credit (Details Narrative) - USD ($)
3 Months Ended
Oct. 31, 2018
Oct. 31, 2017
Jul. 31, 2018
Debt Disclosure [Abstract]      
Maximum Borrowing Limit $ 400,000    
Interest Rate of Prime 32.50%    
Drawn on line of credit $ 232,024   $ 264,935
Interest Expense $ 4,324 $ 0