"Difficulty with staff"
The goal of every sole proprietor business is to hire someone to do the work, the profit is the difference between the price paid and his salary. If the transition from "hired" to "expert" is too soon (like week #2) and he screws up, it doesn't work.
They all do this: the gunk boy from BOCES built your 904.

Why is it slow?
He has a girlfriend, another business, outstanding warrants, bankruptcy, drinking problem, divorce.