Do you have a client that requires absolutely zero downtime?
How about any sites that have unpredictable traffic? Welcome spikes in visitors that can happen anytime, but can be a big problem for web servers.
You should look at Fully Managed Cloud Hosting on Media Temple. It may be the perfect home for these projects. It’s Amazon Web Services hosting, with white-glove support from Media Temple’s AWS-certified Cloud Architects. This is instant scaling, super high-performance web hosting that you don’t have to manage yourself.
Source: Fully Managed Cloud Hosting