Garage conversion is an art in itself. i have tried it many times but each time i see any garage i keep wondering that how i can translate it into something very useful and make the owners happy about having a garage. Garage conversions, i find is all about passion and creativity. You can do whatever you want with it and try whatever you like. We will see most useful things we can do with any garage.
a) Converting garage into playroom: This is a very common thing people love to do with the garage and its being very successful all these years because its very easy and much more fun. In normal garage you will find that roof might be little more taller than the other home and it comes into play when you are converting it into a playroom. Putting a big flat screen led on wall brings the more fun in the game.
b) Converting garage into bedroom: Many people want an extra bedroom in their home for various reasons but this need is often overlooked in the beginning and it becomes a essential later. Garage can be easily converted into a bedroom whenever wanted, you will just need to make sure that you have all required things provided to it like light supply, air conditioner etc.
There are many more things we can do with garage but these are very useful and popular things people do with the garage and hence garage conversion have become very popular these days. One thing you need to make sure that you have a proper plan ready before attempting any garage conversion because unplanned try will result in mess. If you have budget i would suggest get some advice or plan prepared from the expert in this area. That will help a lot.