CanadaSales Representative at Century 21 United Realty Hi, I'm Doug Lytle, and I'm a sales representative in the Commercial Division at Century 21® United Realty Inc. I've been working in commercial real estate... Hi, I'm Doug Lytle, and I'm a sales representative in the Commercial Division at Century 21® United Realty Inc. I've been working in commercial real estate since early in 1997, and I started using 'social media' as a way to communicate some of my ideas, tips and strategies about the business and...