http://www.strikeforce3.net/
This site has textures for daz clothing, a highresfacetex for v, bryce materials.
For Poser: Courtroom, Police Station, Airport Terminal, Subway Station, Italian Restaurant, Gas Station, Television Studio, Movie Theater, Tavern & Annubis Bath House.
And some of X2000 freebies.
http://phanta.st/
This site has textures for p4clothing + a few props
http://www.microbion.co.uk/graphics/Poser/Poser-downloads.htm
A few poserprops