If you want to see a report/chart of sales by partners, go to
Sales > Sales by partners
You can filter this report by type - warehouse, product category, trademark, category, user.
Or business associate.
You can group the chart by warehouse, product categories, trademark, category and user.
You can also filter your chart by amount (purchase price, selling price, margin amount, discount, quantity, tax, selling price with tax included) and period (from the beginning of the year, from the beginning of the month, today, last seven days, last month etc.) or you can just enter the 'start; and 'until' date.
You can, of course, print, email or download this report.