how we can start PPC.Please explain what we have to do in starting?
The best PPC advertising is Google Adwords. Google Adwords is very cost effective. It only takes a $5 deposit to start off your campaign.
Well, PPC can be good method of advertisement and earning money but this is a paid method so you should have budget for this.
If you want to create the ads in Goggle, you should open account in Google Adwords.
Start some research on keywords, create relevant eye-catching ads, and manage the bidding so it would be effective and bring leads to you.