Contract - landscape design - hourly rate upfront backout

This Service Contract is for a contractor to work on a landscape design to go to tender, assist in awarding the tender, and assist in project management; to be completed by a given time (the 'term') and to be paid a set fee for a given number of hours within that term. It requires an initial payment to get the job under way and has a 'backout clause' which allows the Client to cancel within 30 days, but, after this date, both sides are committed to completing the job as agreed. The contract contains specific clauses related to landscape design, including rights to own and dispose of the completed land without interest by the Contractor and copyright of the design documents and suggested appendices containing a simple 12 step project plan in 4 stages. There is specific reference only to federal law and therefore can be used in any State. This includes reference to