If you are lucky you will find a company that offers free installations and assistance with pre-installable forums, cms or traffic statistics and some even give you a free domain. The web hosts can provide such cheap prices without compromising in service quality by offering what is called Shared Web Hosting.
The availability of the network provides the uptime for the website. Usually, this network is located in data centers with powerful internet connection. Therefore, it will provide stable network for the websites to assure that the websites hosted are working perfectly fine. For the servers to be located in the data center, we called it the network uptime.
The selection of platform and database engine is connected. If your web host offers hosting on the Linux platform, the script language is PHP and the database is MySQL. For Windows based hosting, ASP/.NET and MSSQL is often used. Unless you are a programmer with special demands in regard to platform, this selection doesn't matter much to you. More web hosts offer Linux hosting because it is cheaper, hence Affordable Web Hosting.
1 to 4 gigs on many modern servers, but that number is meaningless for you. Remember, you may be sharing that server with hundreds of other websites. Memory limits will become a problem when running a popular photo gallery, forum, or streaming audio/video.
Web Host Country - Depending on your market, this could be the most important consideration, and often the most overlooked. The physical location of your host servers can have an impact on your business if your target market is in your own country. Google UK, for example offer the option of either a UK only or a world-wide search. If you want to feature in the UK only searches it is far better to have your website hosted by a company who has its actual servers in the UK. Be aware that some Shared Web Hosting UK hosting companies who appear to be UK based companies actually have their servers located in other countries. Always ask!
There are other TLD's that are Global such as .com and .net and these tend to bee used by people or businesses who require a global presence. Of course this will also make them very sort after and extremely valuable.
As I said before, this has been a basic outline of a few of the most vital aspects about the matter of how to choose the best web hosting. There are just a small number of other really critical points that you will really have to have a grasp of.