Your desire is to be respected. This is a very mature and patriotic decision. there are a number of things for you to consider. First, you will need to earn your high school diploma before you can enlist. It is possible to enlist on delayed entry prior to your graduation, but you will have to be 17.5 years old also. You will be required to pass the ASVAB with a minimum GT score of 90. Contact a recruiter now for information. Find out what path you want to take: infantry, artillery, MP, medical, aviation, adminstration, transportation, etc. Ask your recruiter to help you prepare for the path you choose, and most importantly, when you sign your contract, make certain everything, everything you want is included in writing in that contract. Get the most from the experience. And thank you for your desire to serve.