You can choose a cheap affordable web hosting provider provided that you are not setting up a website that requires heavy usage of resources like CPU time, storage space or network bandwidth. Do look at the Terms Of Service with the Hosting provider. The Terms Of Service is usually located at the bottom of the web page.
First, there is the Shared Web Hosting. This type of hosting means a location is shared by many websites. All the websites in a shared server will share the resources such as space, bandwidth, IP address and so on.
The next part is to get your Shared Web Hosting UK onto the internet. This is a little more complex than the designing and developing stage of your site. You have to get your hands on a piece of FTP software. There are many free FTP "clients" online that you can download, such as FileZilla. This is what allows you to connect to your web hosting provider's computer (server) and upload your files, just like if you were to copy files from your hard disk to another place (usb drive, cd etc).
Get into Web 2.0 (aka Social Networking)! Start a blog (you are reading an example), post a video on YouTube, set up a company page on Facebook, post press releases online, write and post articles about your area of expertise...The possibilities are growing all the time and the more work you put in the better the results you will achieve. Don't forget to link everything back to your site!!
There are plenty of affordable hosting providers that will make you pay for setup fees. So make sure you don't get blinded by a very cheap offer. Chances are, they will also let you incur hidden charges like setup fees. A few years back, it was hard to get an affordable plan with unlimited bandwidth and space. But today, there are plenty of Affordable Web Hosting plans that can offer you unlimited space and bandwidth. Ask your potential hosting providers and learn more about these features.
Ask for reviews about particular provider in the leading hosting/webmaster forums. This way you will be able to find out more about host's reputation among its peers. You will see what are the pros and cons of the service. Note there is no "perfect provider" but there are a lot of awful ones.
Web hosting services are becoming more and more common day by day, and prices are going down. But it is extremely important to select a reliable, low cost web hosting services to get the most for your money.