Some issue and request features

[khanhzpz]

Please:
add set decimal of Price on setting
add set decimal of Quantity on setting
add set Thousand Separator Price on setting
add time create invoice and payment on sale, return, purchase ... most only date now
add history to can check any transaction such as change price, edit sales, purchase ...

Need fix Profix report:
Explain:
Sales = $400 quantity 4 unit
Sales Return = $300 quantity 3 unit
Product cost $70 for each unit

Current Stocky using wrong:
Profit = Sales - Product cost x Quantity sale
Profit = $400 - $70 x 4 = $120

Need change:
Correct:
Profit = Sales - Sales Return - Product cost x (Quantity sale - Quantity return)
Profit = $400 - $300 - $70 x (4-3) = $30

For Sale return:
Need limit return item total for a Invoice can't bigger then quantity buy:
Explain: customer buy 3 units then return 3 units, next date come to return again 3 units and current system still accept this turn onm same invoice yesterday already return, it not correct.

Report:
Sale Report -> add User create invoice and payment, add sum Amount
Payment -> add User create payment, add sum Amount

For report please:
add Date Range in all reports (some new report on version 4.0.2 is not yet add)
add Export EXCEL to all reports
add sum at Amount and quantity in all report

[hamzakifani]

Thanks for these suggestions ,will fix all issues . Thanks