Comment by anseljh

This is SUPER wrong. Customer lists were one of the original trade secrets under common law, and they still are trade secrets--as long as they're kept secret.

More modern applications:

"Business Information Trade secrets in this category may include: ... Customer lists" http://www.fenwick.com/FenwickDocuments/Trade_Secrets_Protec...

"California court affirms that customer lists can qualify as trade secrets" http://www.lexology.com/library/detail.aspx?g=ea22e316-7210-...