I want to buy a graphics card to mine some coins. I want to learn and earn at a time
Please recommend me graphics card with low price with relatively good performance.

And regarding USB mining hardware, how they work ? May I use them to mine in a average pc ?

Is VPS mining  profitable regarding magi coin ?? Please recommend me good vps , I will try , I hope

thnx. Which software and pool i should go for?!

I just have heard about mining. I have a low profile pc. I have intel dual core  3ghz processor, 4gb ram, ATI radeon HD 5450 graphic card. I use windows 8.1 64 bit OS.
May i mine any altcoin ?! I m sorry if i ask bullshit question. Just want to learn