Since some companies may reuse a mortgage mailing list, it is important to check whether the lead company you have chosen to work with is reliable and is solely engaged in finding fresh mortgage prospects. Further, it is always advisable to look for a mortgage marketing system which incentivizes mortgage leads with free offers and promotions. Be careful if you’re currently relying on only one or two sources for generating your mortgage leads because they can change and dry up overnight, and they often do. A consumer can complete more than one lead form, leaving the possibility that a competitor can buy the lead from another Internet mortgage lead supplier.