Here are some free resources I made to help you with your offer.

Feel free to use them as you see fit. The only thing I ask is that if you want to use them for your own client work then to just give me the credit. Be sure to share what you come up with me or let me know if you have any questions.
Offer Doc Template
A google doc template designed to help you clearly communicate your offer and validate it.
Pricing Calculator
Helps you see if your offer's price is viable when it comes to hitting your revenue target and client volume.