When you use any cloud app the only thing you need to do is to log in, customize it and start working.

Cloud computing is compared with Microsoft  that is as easy as a cloud.

When a new verson of an app comes out,companies tries to upgrate it, but it usually breaks the whole system down.

Companies are not running lots of apps in a cloud nowadays.

Custom build apps are used by the companies as they are more reliable, scalable and cost efficient.