Another way to increase your alexa ranking is increase your page view, hmmm... sound interest right, but now I gonna tell you how you can do that without using any software that install on your PC or notebook, just running as long as you want it,.. but if you running on adsense I DON'T recommended that, it can loose your account forever.
here the pic screen shoot that I make on my site, just follow the white rabbits [Ooopp,... sorry matrix movie fans :D ] instruction I mean
first you need this following plug in
go here for download
after you install you can running it,.. remember if you want another expert method use website proxy, that you can find over Big "G", the simple way after you found the web proxy is, just supply your url on the address bar and hit enter, after you bring on your url just hit with auto reply on every tab..
enjoy
Note: what you will get is your alexa ranking will increase soon if you do this method every day. D