Typing in all-Caps is kind of unpleasant...
Ok, regarding your doubts:
1-You might want to check Chess.com's very own http://www.chess.com/forum/view/scholastic-chess/basic-chess-for-beginners-lesson-1?quote_id=1442566
or even http://www.chesskids.com/lessons04.shtml (don't be fooled by the name "kids" - these are very good lessons - It even has a lesson about the Sicilian ;)
ALLRiiGHT iiAM QUiiTE NEW TO CHESS AND WOULD LiiKE TU KNOW SUM COMMON DO'S AND DONT'S, I WOULD ALSO LIKE TO ASK WAT IS THE (TRUE)SICILIAN DEFENSE IS SINCE THERE IS SO MANY VERIATIONS TO IT, AND THE LAST THING I WOULD LIEK TO ASK IS THAT I AM TERIBLE AT CHECK MATING I JUST CAN'T SEEM TO CHECK MATE SOME ONE AND IF I DO IT INS'T ON PURPOSE IS THERE AND THING I COULD DO TO TRAIN ME T BE BETTER AT CHECKMATING??
I AM OPEN TO ALL SHORTS OF ANSWERS TO MY QESTIONS AND IF TO DO REPLY TO THIS THANKS FOR THE HELP
(sorry if any spelling mistakes)
:]