Bluebus, go through the website below. Might help you. Haven't tried myself, so don't know. http://www.greencardapply.com/h1b/h1b_package.htm 3. Total no. of years is 6 years. Initially they might approve for 3 years or lesser, but you can extend it later on. 5. Yes, you need to include a copy of your prior H1 approval (I-797), copy of your current I-94.