Guides
How to work out the numbers, with the formulas to do it in a spreadsheet.
- How to calculate engagement rate, and which version to use
The three common engagement rate formulas, when each one is the right choice, and how to work them out in Excel or Google Sheets without the averaging mistake most reports make.
- Influencer campaign ROI: CPM, cost per click, cost per sale and ROAS explained
The five numbers that tell you whether a creator was worth the money, how to calculate each one in a spreadsheet, and how to count costs and sales honestly.
- How to track unpaid invoices as a freelancer, in one spreadsheet
Set up due dates, an automatic overdue status, days overdue and an ageing summary in Excel or Google Sheets, plus a simple schedule for chasing late payers.