The existence of the Company, this should clear the status, office address a clear and firm legal status. This is very important for the survival of your website later, do not let the New Year, vanished without a trace because they are closed or went bankrupt. See also the company has been operating since when, can be done by checking the whois domain of the company.
Price, everybody love the low price or cheap, but cheap is not necessarily bad or good. Compare prices offered by other providers of the price offered. Sometimes some provide low prices by reducing the facilities / specific features, please compare the price with the amenities offered. Because my friend had hosting at a cheap place and one of the facilities which I think is quite important even at the remove.
Facilities and Features, as I said above, usually affect the price of facilities and features. Facilities here include, domain management and hosting, whether you are allowed to choose their onwards or you can redirect your domain name wherever you want. That means you should have the right to manage your domain entirely, because you can buy anywhere and hosting domains anywhere, do not be in the same place.
Customer Support, this is important because your website can be down or having problems at any time. See the web hosting customer support is always online 24 hours / 7, meaning that whenever you call them, they will be ready to serve you, either online via messenger, email or offline by telephone.
Safety and Quality server, it is associated with speed access to your web. Usually Unturned Hosting gives you the option of server locations when you purchase web hosting, if you are the target visitors from US so it is better if your web server locations in US. See also whether they use the operating system, linux or windows.
Asking Around, you should ask a friend or customer of a web hosting about the service they get from a web hosting provider. Usually people will give information about the lack and excess of the services they receive.