How to speed up ubuntu using acer aspire zg5
I have a netbook (acer aspire zg5, the 8gb ssd version) and im currently using ubuntu, what softwares are recommended to enjoy and utilize ubuntu? and what additional tweeks / edit settings can be done to improve the performance of my netbook? Lastly, what should be done to make watching video streams / youtube faster. Watching videos sometimes lags. Thanks you.