What types of OBAs are there?http://blogs.msdn.com/b/mikewalker/archive/2007/03/29/what-types-of-obas-are-there.aspxYes, we break them up into levels of OBAs. Here are the varying levels of OBA-ness.enTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)Office Business Applications (OBA) connect front-end systems to back-end systemshttp://blogs.msdn.com/b/mikewalker/archive/2007/03/29/what-types-of-obas-are-there.aspx#3017788Fri, 01 Jun 2007 07:03:26 GMT91d46819-8472-40ad-a661-2c78acb4018c:3017788US ISV Developer Evangelism Team<p>OBA (Office Business Applications) are those applications that use Microsoft Office as the front end</p> <img src="http://blogs.msdn.com/aggbug.aspx?PostID=3017788" width="1" height="1">OSF 2: What makes architecture for an OBA different?http://blogs.msdn.com/b/mikewalker/archive/2007/03/29/what-types-of-obas-are-there.aspx#2408619Fri, 04 May 2007 13:51:15 GMT91d46819-8472-40ad-a661-2c78acb4018c:2408619Architecture for the Real World<p>An OBA is an emerging class of business application that bridges the gap between productivity tools like</p> <img src="http://blogs.msdn.com/aggbug.aspx?PostID=2408619" width="1" height="1">