I have no service on t-mobile im used iphone 4s

Found a good book for you
Iphone 4S Superguide by Jason Snell 2012 English PDF EPUB

Hello. You can unlock your iPhone 4S using remote unlocking service. You can get the remote unlocking service for an iPhone 4S from Mobile-Unlocker.com this method of unlocking an iPhone is safe, simple, affordable, quick and permanent. It doesn't require a jailbreak too. Good luck.

Did you mean you want to use your iphone 4s for T-Mobile network service?
Yes means,Make sure your iphone is unlocked one.If it's locked by particular network means,you will need to unlock it.For unlocking you can approach your service provider or else try to buy an unlocking service from any one of the online unlocking service provider like
TheUnlockSpot.com

You can unlock iPhone 4 by getting the remote unlocking service from the online vendor Mobile Unlock Solutions The Ultimate Website For Mobile Phone Unlocking

HI free codes are not available for iphone 4s ...If you want to unlock your iphone 4s from network lock ..Then you can better use online service providers like Mobile-Unlocker.com who help you to unlock iphone using remote unlocking service ..You first check that whether they are rendering service for your country and network provider to which your iphone is locked at present .If yes then pay for it and unlock your iphone ..Here they are providing permanent unlocking solution so your iphone wont get locked again in future even if you update your iphone ...

Hi, You can unlock an iPhone 4S locked to AT&T network safer and easier using remote unlocking service. you can get the remote unlocking service for an iPhone 4S from www.mobile-unlocker.com at affordable cost with free unlocking instructions. This method of unlocking doesn't require a jailbreak too. Good luck mate.

I don't know if this can help you but I unlocked my phone at these guys : www.samsungimeiunlock.com . They are very nice guys, maybe they can offer you somethig for you iPhone.

The Apple iPhone 4S manual or user guide has been published by Apple at their website. This Apple iPhone 4S manual is available online and you can download it directly from apple.com. The Apple iPhone 4S user guide is written in 163-pages of PDF document format (15.39 MB). You can download this manual directly to your Apple iPhone 4S smartphone and read it by using PDF reader application. This Apple iPhone 4S user guide provides complete information and instructions about how to operate the Apple iPhone 4S mobile phone properly. Don't forget to check these supplied accessories before operating the Apple iPhone 4S smartphone: iPhone 4S, Dock Connector to USB Cable, Apple Earphones with Remote and Mic, USB Power Adapter, and Documentation.

If you wanna unlock the iphone4s prefer remote unlocking method ,Remote unlocking method is the best method for unlocking the iphone4 ,Dont prefer software or cable , In order to unlock your mobile in the safest way make use of the Remote unlocking service here TheUnlockArena.com using remote unklocking service here , unlock your mobile safely , I unlocked my mobile recently making use of this site & gain solution.But they provide iphone 4s unlocking service for particular network providers only. So visit this site and check your availability. If unlocking service is available for your network providers, you can unlock yhe iphone 4s all the best.....