1. Windows
1.1. Pros
1.1.1. compatibility with most computers as it covers those using both AMD and Intel processors
1.1.2. accompanies so many products whilst remaining relatively cheap
1.2. Cons
1.2.1. failed badly with the tablet industry as it is missed out on getting its OS onto the devices because of a lack of support
1.2.2. security issues that Windows faces may discourage some
2. Mac OS X
2.1. Pros
2.1.1. a small, in app button that lets you share whatever you’re looking at/working on with social networks.
2.1.2. Apple tends to be the best as far as customer service goes
2.2. Cons
2.2.1. OS X requires you to buy these basic applications to do every day task
2.2.2. Apple’s help isn’t cheap
3. Ubuntu
3.1. Pros
3.1.1. smart menu system that easily groups together all your “apps”
3.1.2. Ubuntu is Free & Open Source
3.2. Cons
3.2.1. many drivers ESPECIALLY for wifi, have never seemed to work
3.2.2. not as user friendly as Windows is