1. Yemen Expat Housing Guide: http://www.alloexpat.com/middle_east_expat_forum/yemen-expat-housing-guide-t1686.html. Sounds like it was written by a non-Muslim, but helpful information (Just mentioning this because sometimes Muslims and non-Muslims will have different lifestyles).
2. From my “What to Bring to Yemen” page: http://tjyemen.wordpress.com/about/what-to-bring-to-yemen/
I touched upon this topic (what they have here, what they don’t, where to get what)