It all comes down to money, equipt, resources and operating capital before you see some light at the end of that tunnel.
break everything out prices / pay out / actual revenue then you’ll be able to calculate your actual income so that you can deduct your cost from that actual # to see what your P&Ls are.
it can be tricky due to the fact forecast vs actual.
Don’t ever just jump out at the 1st contract you find. Do your research and always check their background to see if the customer pays on time. Remember if it’s too good to be true then it’s not true.
Don’t spend any money until you have a very solid plan.