Suspect left danger signs in Bellingham (FBI had Terror Tip on Sniper Muhammad, October, 2001!)
http://www.freerepublic.com/focus/news/775714/posts
But, according to this,
California: Sniper suspect leads FBI, police, media swarm to sleepy'burb -
http://www.freerepublic.com/focus/news/775851/posts"
Neighbors said that back around 1992, roughly the same time Muhammad lived in the Pinole house, FBI agents questioned them about the man.