Here I just found New Resources where you can try ppc ads. As Adwords, Yahoo Search and MSN Adcenter have high bid prices and lots of competitions it's very necessary to try new PPC Networks with Good Quality of Traffic.

Here is Just I found from My Research. If anybody tried it let me know the results.

Validclick.com
ValidClick AdExchange is an open, quality controlled PPC marketplace where clicks are dynamically priced based on two factors:
* Real-Time Click Fraud Prevention - Kowabunga!’s FeedPatrol click fraud technology filters clicks in real-time based on patent-pending methodology and prevents fraudulent click charges before they happen.
* Fair Isaac Click Conversion Score - Analytics based on artificial intelligence and patented profiling technologies adapt to each click and conversion, scoring publishers on their ability to drive conversions for advertisers.

Displays.com
displays.com manages advertising for over 20,000 websites, that your ad can appear on. You can even specify social groups, languages and geographic location(s).

FaceBook Ads
Reach the exact audience you want with relevant targeted ads. You can Target by age, gender, location, interests, and more.

ADSDAQ -CPM/CPC
Deliver real-time, contextual, page-level ads to over 386 categories across our exchange.

Crispads.com
You Can Advertise across entire blog categories or just specific blogs on a CPM. CPC and CPA formats also available on Run of Network

More Coming Soon..