Business and the Internet are becoming so intermingled that it will soon be impossible to operate a business of any consequence without an online connection and integration between your customer's information systems and yours.  There are a couple of publications and web sites that are doing an excellent job of covering this changing landscape.

Inc. Magazine -- Outstanding coverage of e-business and entrepreneurship in general

Entrepreneur Magazine -- This is the site of the company that publishes Entrepreneur Magazine and several others.

Entreworld.com -- The web site of the Kauffman Center for Entrepreneurial Change

bCentral -- Microsoft's new site for small businesses looking to use the web to grow.

infoUSA.com -- This site sells sales leads and mailing lists.  They claim to have 11 million business listings and 96 million consumer listing.

Hoovers.com -- Get the low-down on your competition and do other market research at this site.

Better Business Bureau Online -- You all know who these guys are