Take SAGE Sales Report in Excel and create a database format file (rows and columns) with only Sales Invoices (not Receipts etc), standardised item descriptions and customer name/id on each row.
Delete all extraneous rows and columns.
Then analyse and provide several reports of customers who have purchased item x but not proceed to purchase item y - etc. (Customers who have not completed a desired set of purchases who we can target for marketing)
10 freelancers are bidding on average $116 for this job
I'm an accountat, so I can make the difference between different type of documents.I also have good excel skills, sorting your sale invoices by different criteria it's a simple task. Please check also my PM.