How to buy a PC
It made me
happy 
"just do it if you really need a PC very much"
How I did it: my workmate have a friend who is a saler of computer.So,after i chose the kind of PC suits me,i went to the boy's shop and take the computer back.Actually,i am very poor for some time.But i really need a computer to wrire something.therefore,i focus on the ten inches noetbook computer,which can get on the internet from 3G net.
Lessons & tips: choose a kind you like,find a shop you trust.
Resources: internet,haha
