One of the most confusing concepts that the web hosting industry has to offer is bandwidth. Although small businesses looking for a web hosting might not think bandwidth is a big enough deal to spend hours researching it, bandwidth has the ability to either make or break any website. It affects us web hosting company the speed of your site, the reliability and uptime of the site, and even the professionalism of the website. There are thousands of web hosting companies around the world offering anywhere from megabytes to terabytes of bandwidth from hundreds of different providers. When choosing a web host for your site, it is extremely important to find one with the perfect amount of bandwidth and the best providers. For most personal or small business sites that are opening up a website for the first time, not a lot of bandwidth will be needed web hosting services. Whereas for large business and corporation websites, or sites that focus on file mirroring, hundreds or even thousands of gigabytes of high quality bandwidth might be needed. The simple way to figure out how much bandwidth you will need to run your site is to calculate the size of each page your website, usually in kilobytes, and multiply it by how many users you expect to access that page each month. 99% of web hosting companies give you monthly allotments of bandwidth whether you pay monthly or annually. However, it is always a good idea to make sure you know whether your host gives you monthly or yearly allotments of bandwidth. Pretend you want to start up a one page website that has a 100k file size. And you estimate that you will receive 10,000 hits per month. By multiplying these two values together, you will need to buy a web host with 1000000k or 1000mb or 1GB. But remember, if you plan to have a multi page website web hosting company, the bandwidth usage will be a lot higher than this. File mirroring sites use the most bandwidth because their main purpose is to transfer rather large files to thousands of users worldwide.