<prompt> Human: I am leaving for basic training in 4 days active duty 11x i have little knowledge of personal finance and need to know what bank i should use. Where to put money. I want to save as much as possible. Im good at not spending money. Hoping to be an airborne ranger and special forces someday. Also i probably wont know what any of your abbreviations mean. Please help.Edit: i dont have much money, only 1k saved up.Edit2: thanks a lot for all the advice. Upvotes for all of you lol.Assistant: Save as much as you can. Theyre going to pay for your food, house you and give you allowances for clothing, you dont need much else. Dont buy a car without an SNCO Senior Non Commissioned Officer with you to keep them from fucking you over. If they say walk, walk. Take advantage of your TSP thrift savings plan its one of the best retirement vehicles you can invest in. Lifecycle funds are convenient and easy to manage. Navy Federal is great to its customers, all military members are eligible.Set up MyPay as soon as possible after you graduate; its how you can set up n direct deposit, manage your W4, change TSP contributions, and view your LES Leave and Earning Statement. Get a CAC reader to make it easier, theyre pretty cheap. Dont let anyone who isnt married to you touch your finances, that includes your parents. Any current loans and credit cards: Request Active Duty Benefits to reduce your interest rate! Monitor your credit closely, and watch out for Rental Scams if you decide to have a family- several people have been shown pictures of a house for rent online, get ready to move for a Permanent Change of Station PCS, and the house wasnt for rent and their deposit is gone.Take advantage of the DOD libraries, DANTES funded clep tests, and free education available to you. If you take out a VA loan, have at least 5 to put down if you can, itll save you on fees.Dont be afraid to ask an NCO or SNCO for financial advice- if they cant help you, theyll point you in the right direction. MilitaryOneSource.mil is an awesome resource- check it out. You can even get your taxes done for free during tax time.Edit: Added more info, will add more when Im not so tired.Human: What is W4? Also, what is LES?  <response>: Leave and earning statement. Pay stub. 