The ways I've done this in the past is to find a good community of people who you would consider potential customers and market directly to them. I would do thi

The ways I've done this in the past is to find a good community of people who you would consider potential customers and market directly to them. I would do this by browsing for property related forums and discussions and building a reputation there. If they let you, add a link in your signature to your website. Thats one way of spreading word of your new service.