I know it's trite, but when people ask me, "How much would you charge me to build a website?" I always reply with something pithy like, "Between $100 and $100,000." What's more interesting are the responses. It's almost like a litmus test for who I'd actually want to work with. A person that I might actually want to work with will laugh and acknowledge that the question was ridiculously vague. A person that I don't w…
How do you know the clients that you want to work for?
Get to know him. As simple as that. What's his business? can he afford your rates? Is he ready to pay that rate or does he see the value of your work?
And then ask for details. Give a reasonable estimate. Alert them that your hourly rate is $xxx and beyond the details specified in the estimate you'll charge more.