Search The Directory The Web for Home > Business > Marketing > Internet Marketing > Marketing Services > Opt-In_Email New! Submit a site   whatUseek Directory Site Listings:   ifusion - Specializes in targeted marketing with permission-based email.   itract - Offers opt-in email lists, direct marketing services including fax and email broadcasting, and postal mail campaigns.   kSend - A web-based email marketing solution that enables businesses to build, send, and track targeted permission-based e-mail campaigns.   market1der.com - Offers design and implementation of opt-in email marketing promotions as well as cd-rom business cards and HTML designed letterheads for email.   opt-inPROMO.com - Offers permission-based Internet marketing and target list management dedicated to the performing and entertainment arts industries.     [ 1 2 3 4 ] Help build the largest human-edited directory on the web.   Submit a Site - Open Directory Project - Become an Editor

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