A: It probably is just a run of bad luck, but you're right to wonder. So here are a few beady questions you should put to yourself.
Fledgling companies put unusual demands on PAs: they're asked to be procurement officers, switchboard operators, corporate communications executives, catering managers and recruitment consultants, as well as dealing with all the e-mails, bills, bookings, insurance, couriers and minicabs. So - are you sure you're not asking too much of them?
Your second PA left for a better job. Did you find out exactly why it was better? Was it just the money, or was the job itself more rewarding? What did you learn?