Intro to sales contracts and detailed description of NC Realtors 2-T Offer to PUrchase and Contract Due Diligence Fees and Periods. A contract is whatever the two parties agree to it.There is no such thing as standard contract in the sense that you have to use this. Earnest money deposit 3. The fee is meant to incentivize the seller to complete the due diligence process and provide evidence that the buyer is serious about buying the property. While due diligence money is nonrefundable, earnest money is refundable but only if the buyer decides not to buy the home. Did you know that the state of North Carolina has a non-refundable deposit in their contract? Multifamily Due Diligence: Critical Steps… Thorough due diligence is a key part of the acquisition process - it helps de-risk the deal and ensure a sound… The standard NC contract also has a separate amount for earnest money which is not forfeited until due diligence closes.