He’s in the Guinness Book of World Records as selling the most homes in a single year. Find out how Ben Caballero created a niche working with home builders and a system to elevate efficiencies and provide excellent customer service to those home builders. Guinness World Record holder Ben Caballero of HomesUSA.com in Addison, Texas smashed his 2017 world record for home sales in a single year. Caballero sold more than 4,700 homes worth in excess of $1.9 billion in 2017, setting a new record for 2018.