Using friends and family loans to finance your small business can work if you follow a few rules. We take you through how to do it responsibly.Make sure names are mentioned repeatedly in the document. Person A agrees to loan person B set amount of money. It's not common but it is acceptable. Just keep in mind, you MAY need to enforce the contract which means suing your relative. Families face challenges when children ask for money to start a business. When borrowing money from or loaning money to family and friends, make sure that your loan agreement addresses all the basic terms. The IRS mandates that any loan between family members be made with a signed written agreement, a fixed repayment schedule, and a minimum interest rate. SBA disaster home loans. Points.