A3A Realty believe, Uber and Air bnb Changed Cab and hospitality industries and A3A will change the real estate Industry globally soon. You can easily check A3A commission, when you add your price range, and then you can choose your local agent after you read their resume. Real Estate means property and the fixed assets on it. Buying, selling and renting of home, condo, property. A3A Agent App is for agents who are joined with A3A Realty and properties are assigned to agents for selling, buying and renting them to those who are in need.