http://sargentmarketing.com/blog Internet Marketing Tips and Ideas on How to Make Money Online Sun, 29 Aug 2010 13:16:33 +0000 http://wordpress.org/?v=2.9.2 en hourly 1 © admin admin Internet Marketing Tips and Ideas on How to Make Money Online No No http://sargentmarketing.com/blog/list-building/building-an-opt-in-list-is-one-thing-but-maintaining-your-opt-in-list-is-quite-another/ http://sargentmarketing.com/blog/list-building/building-an-opt-in-list-is-one-thing-but-maintaining-your-opt-in-list-is-quite-another/#comments Fri, 14 Mar 2008 21:18:15 +0000 Jeff Sargent http://sargentmarketing.com/blog/archives/9 http://sargentmarketing.com/blog/list-building/building-an-opt-in-list-is-one-thing-but-maintaining-your-opt-in-list-is-quite-another/feed/ 0