There is a newer method using a hot air system and a small stencil that stays on the board. The method is pretty simple and as demonstrated at the wireless show in vegas las year: https://www.youtube.com/watch?v=MnZjh03L... https://www.youtube.com/watch?v=UlNkXWx9... https://www.youtube.com/watch?v=nDwGeHjQ... This is a 3 part how to series
One of our clients asked us to build them a solution for the Galaxy S3 USB repair. This method uses solder paste, a stencil and a micro squeegee to get the device down. You may also need, depending on your eyesight some type of magnification. Finally you will need a heating source. You will either need to have some advanced soldering skills and lots of patience OR you can, if you are some what patient and have very little experience, use this method: https://www.youtube.com/watch?v=nDwGeHjQ... Let me know what you think once you try it.