$1M is nowhere near a reasonable offer. You're talking 4-5 years to break even just on that sale providing you don't have any competitors. I wouldn't give them

$1M is nowhere near a reasonable offer. You're talking 4-5 years to break even just on that sale providing you don't have any competitors. I wouldn't give them more than 1-2x revenue. Of course, I'd have to have 1-2x revenue to begin with ;-)