why did californios trade with people from other countries during the Mexican war for independence even though it was against the law?

http://www.google.com/search?hl=en&client=firefox-a&rlz=1R1GGGL_en___US321&hs=0oB&q=why+californios+trade+with+people+from+other+countries+during+the+Mexican+war&btnG=Search

Because they wanted to make money