gotcha

I have never had much luck with artificial anything in the past but I keep hearing good things about gotcha plugs and stingsilvers. What colors, sizes, etc.... would you suggest to try at the pier? Would you suggest trying any other type of lure/bait? I'm thinking I may not be using them...

I went fishing again with gotchas still no luck with em. I go to pointlook out pier in MD and the blues are like 1 ft long or so usually 1 ft and half maybe and the gotcha plug im using is the 2 oz ones which is big is it too big? for the fish im trying to catch? is that why or wrong color i...