Blog

How rebate money goes missing, how bill-only spend escapes contract price, and what the people who build the checks have learned. Written for the people who own the spreadsheets today.

8 posts, with sources beside the text wherever a post leans on one. New ones arrive in the RSS feed.

Looking for something to work from? The guides and checklists print as blank forms, and the worksheets do the arithmetic on numbers you type.

See what your contracts already owe you

Bring one supplier contract and a purchase extract. In a working session we load it, run the numbers and hand you the statement: earned, received, owed.

Type to search every page, post, guide, worksheet and alert. Nothing you type leaves your browser.

    Not finding it? The library lists everything, or ask us.