The statuses a project moves through, what you can change at each point, and when one can be deleted.

Deliverables, pricing, add-ons, and the four things that must be true before you can send.

The page, the verification code, and how accepting actually works.

Billow tracks your signature and your client's separately. Here's the flow.

Close finished work, free a plan slot, and reopen it if the client comes back.

Your client lost the email. Send a new code without touching the offer.

A project with no offer: somewhere to keep invoices for work that doesn’t need a proposal.