Boston--Return Path Inc., a developer of e-mail list integrity and change-of-address services, announced that it has signed on Harte-Hanks Inc. and Bigfoot Interactive as channel partners. Return Path's announcement came at the Direct Marketing Association's 18th Annual Catalog Conference & Exhibition in Boston. This means that San Antonio-based Harte-Hanks, a CRM specialist, and New York-based Bigfoot, an e-mail software developer, will market Return Path's change-of-address and e-mail optimization platforms to their customers. In other news, Tim Dolan has joined Return Path as VP-marketing. Previously, he was VP-list services at Bigfoot.