Supplementing My Real Estate Income With A Home-Based Businesss. Use this section to write about yourself - don't be shy - Why should a buyer or seller want to work with you? Do you have any certifications and qualifications? What sets you apart from other agents/loan officers? Use this section to write about your specific areas of expertise. Do you specialize in first time buyers - listing high end homes - etc. Are there specific market area's that you specialize in? The more you write about your area's of expertise the more knowledgeable you'll sound to