If you use a VPS for online and offline programs, you might come across a situation where they don't perform adequately due to insufficient physical memory. This can take place if you try to run an application which requires additional RAM than the amount your plan provides, or in the event that you have too many applications and some of them consume all of the memory, leaving no free RAM for the others. Even in the event that you get a powerful plan, this could happen if you add more apps on the web server later on, and since it's possible that you will require just more physical memory, but not higher Processor speeds or more disk space, our company offers a RAM upgrade that you could use without changing your entire plan. This way, you may pay just for the system resources which you really need and you'll be able to avoid errors on your websites caused by insufficient memory and the inability of the Virtual Private Server to load the programs.