Guides

Invoicing guides

• How to chase an unpaid invoice without losing the client

  Unpaid invoices are normal. Here's the escalation sequence — friendly reminder, second reminder, late-fee notice, collections — that actually works.

• Invoice numbering systems that don't break your books

  Sequential, date-prefix, or client-prefix invoice numbering? Here's the practical guide to picking a system you won't regret in tax season.

• Net 15 vs Net 30: Which payment terms actually get you paid faster?

  Net 15 vs Net 30 vs Due on Receipt — which payment terms actually get you paid faster, and when each makes sense for your business.

• Sales tax on services by US state: a practical reference

  Sales tax on services varies wildly by US state. Here's what's taxable, what's exempt, and how to avoid the audit findings that wipe out small businesses.

• Switching from Excel invoice templates to a real generator

  Tired of editing the same Excel invoice every month? Switch to a real invoice generator in 10 minutes without losing your numbering history.