Disadvantages of GMP contracts Potential for disputes: While shared savings can be an advantage, it can also lead to disagreements over project management decisions, especially if there's a perception that savings are being prioritized over quality.
Limit your down payment or deposit. A good rule of thumb is an initial deposit of no more than 10% down or $1,000, whichever is less. Unless the job requires custom-made items or special orders, in which case an initial down payment should be no more than 30% of the total value of the contract.