EggXpert

So, I recently purchaced a computer through the Dell Outlet store (low budget), and I'm interested in making some minor upgrades to it... Aka, HDD, RAM, Cooling... I don't have a large budget, and am looking to do it over the period of a few months... Can anyone point me toward, or suggest some good parts so that I can upgrade the performance?

I'm new at all this computer and internet stuff, even though I have been in the Computer Hardware Industry for 20+ years. PCB Desiger by trade. Worked on Unix Mainframes thru PC's. Used almost all OS's with the exception of MAC. Looking at the possibility of working for myself. Trying to decide what to do with the ''Rest of my life''. Currently ...