Letting Agents, if you have been trading for a number of years, you will already have lots of landlord contact details and also landlords who have property with your competitors. Look at every application form you have had for your rental properties. Especially in the South, where landlords tend to use agents on a tenant find only basis, the tenant will give as their reference, their landlords contact details..... and those tenants who apply for one of yours, but live in a managed property, whilst they will put down the managing agent as the reference, they will give your their home address .... why not pop that address in to the Land Registry, as 20% to 30% will have the real home address of the landlord. Estate Agents, think of all the years of mailing list data. I know Negs are really trigger happy at archiving potential buyers if an applicant doesn’t respond to a mailout within two hours, but I bet most of them bought elsewhere .. property owners who currently ...