What is the difference between for-cause and at-will employment?

The distinction between for-cause and at-will employment in the context of a good faith and fair dealing claim is an important one. California law clearly states that the implied covenant of good faith and fair dealing cannot be invoked to prevent a court from enforcing the terms of an at will employment contract. Friend v. United Techs./Hamilton Standard, No. 92-55864, 1994 U.S. App. LEXIS 9427, at *10 (9th Cir. Apr. 21, 1994). Moreover,