Go for stability, not just size. Just because the host if offering you unmetered and unlimited space, doesn't mean you should soley base your decision on that. What good is that account to you when your site is down or the server is overloaded?
How skilled is their staff? When you need customer service of a technical nature, you need it immediately, right? Find out the availability of their systems administrators.
Read other clients' or customers' testimonials. Try to contact the current customers of the web host provider of your choice and see if they are satisfied with the kind of services being rendered by the web host company.
Read other clients' or customers' testimonials. Try to contact the current customers of the web host provider of your choice and see if they are satisfied with the kind of services being rendered by the web host company.
You no longer need a programming guru to set up your site. You no longer need to be a computer guru to get a web site posted. Web hosting service has vastly improved since the beginning days of the internet.
The host should provide some sort of refund (eg prorated refund or discount) if it falls below that figure. Note though that guarantees are often hard to enforce from your end - the host usually requires all sorts of documentation.
Try narrowing your list of options by looking at the cheapest web host package that can meet your needs at the same time. Do not compromise what had been planned about for the web site just to meet the level of what can just be offered with the cheap web hosting package.
There are already many well-established web hosting firms nowadays that offer affordable web site hosting plans with excellent capacity and quality. This just gets to show that the market of budgeted web hosting is lively and competitive.