I am an Experienced Mortgage Loan Originator. How Can You Approach a Home Builder and Become The Builder’s Preferred Lender. Why do home builders want to use you as their preferred lender? How do you become a Preferred Lender of a Home Builder? What do home builders want of a preferred lender. The bottom line is How Do You Become a Preferred Lender For a Home Builder? What can I do to get an opportunity to become a preferred lender for a regional or national home builder?