Always be selling. You'll know when customers start paying or don't. The big thing to watch out for is becoming a custom development shop for your first, or l

Always be selling. You'll know when customers start paying or don't. The big thing to watch out for is becoming a custom development shop for your first, or largest, client's. Because they helped "make" you, you'll feel loyalty towards them. They can certainly help solidify you product, but make sure what you build can be used by all clients.