You write it up, you do the work and you take the money. The software should not make you hand a job to yourself.
Under Settings → Your plan, choose “Just me”. The two steps that only exist between two people, waiting for a free technician and a parts sign-off from someone else, stop being offered. Take on a second technician and you move to Shop; change the setting and the steps between two people are offered again.
A second person, and importing your old records from another system. Solo is one sign-in and starts from the first job you write here; you can still add customers by hand. Bringing your history across is included on Shop, $189 a month.
Change plan any time; the unused part of what you paid is credited on your next invoice.