There's actually a service at w w w . alexage.com that improves Alexa ranking for websites and blogs.
My blog's alexa rank went from beyond 200K to 65K in a couple of months, so Alexage worked pretty well for me.
____
Edit from an administrator: It is okay, I think, but please don't post one and the same topic 3 times, because it floods the forum. I moved one of your Alexa topics in our SEO-SOCIAL NETWORK and I will lock this one.