For most single product or service sites, disk space will not be an important consideration, unless you plan to stream audio or video from your website. Even then, most web hosts that provide the capability to stream audio and video supply ample disk space as a part of their standard package offerings. In general, if you have 50MB of disk space for a single product or service non-audio/video website, you will should have plenty of disk space available for your needs. One example of why this is no longer a problem is shown in this “entry level” web host plan which provides the following:
Disk Space & Traffic