Back in April I started a blog series on SQL Server High Availability BI.

These are currently hosted on Technet UK

Part I

http://blogs.technet.com/b/uktechnet/archive/2012/05/03/guest-post-seven-worlds-will-collide-high-availability-bi-is-not-such-a-distant-sun.aspx

Part II

http://blogs.technet.com/b/uktechnet/archive/2012/05/30/guest-post-providing-the-foundation-for-a-high-availability-bi-infrastructure.aspx

Part III

http://blogs.technet.com/b/uktechnet/archive/2012/07/16/guest-post-part-3-highly-available-bi-me-myself-and-i.aspx

The final part will be released via Technet in a couple of weeks

Thanks

Chris