In the event that you use a Virtual Private Server for online and offline applications, you might come across a case where they do not operate correctly as a result of lack of physical memory. This can occur if you try to run an app which requires more RAM than the amount your package includes, or in the event that you have too many programs and some of them consume all the memory, leaving no free RAM for the others. Even if you get a powerful package deal, this may happen if you add more apps on the hosting server later on, and since it's possible that you will need just more physical memory, but not higher CPU speeds or more disk space, our company offers a RAM upgrade that you could use without changing your entire plan. This way, you'll be able to pay just for the system resources that you really need and you shall be able to avoid errors on your websites caused by a lack of memory and the inability of the VPS to load the apps.