Which are the good blogs to learn PPC?

Amazon just rejected my site from their affiliate program. What should I do?

Are stumbleupon traffic worthless? What do you guys think?

While I was new in or industry and I had a adword account. As I have grown in my field I have made another adwords account. Just to learn and see the PPC Campaigns.

Now from what I am seeing is that they are too much work and need much more tracking. So, I am trying to get rid of one account. But don't which one to get rid of. Anybody any suggestions??!!

Just bought a double opt-in list. How should I approach them? Just with greetings, create engagement or should I dive in and offer a product.

I have designed an app. Its a basic GPS app which co-ordinates your location with restaurants, hotels, travel system. I wanted to name it GPSgo. Will it be a good name? What do you guys think?

Can anybody tell me how many Meta Tags in HTML?

Can proper links help .com domains rank higher in Europe?

Can you get all the keywords necessary from using the Google Search suggestions and people also ask query?

Is it really necessary to add schema?