Some folks classify low cost web hosting on the same level as free web hosting and while this may seem a little harsh, there are certain factors one needs to be very careful about when going for low cost web hosts.
Downtime is a big problem with low cost web host.
If your website have high traffic then it require a lot of bandwidth so it will be beneficial for you to never go with low cost web host.
Check their services several times during the day and the night too.
Downtime is a big issue. There is really no point in spending so much time and money constructing a good site and then ending up in a situation where people cannot access your site. So when choosing your web host from the thousands of low cost web hosts out there, there are a few things you should do to ensure that downtime does not kill your business as you use a low cost web host.