seo effectiveness

I wants to know something about redirection . If i have website abc.co and i wants to move it on new domain i.e abc.com . My old domain abc.co has a good PA and DA , alexa score and new domain has not much PA , DA and alexa. I wants to know that will this effect my seo or not.

What is the effectiveness of the Black Hat SEO Packages offered? What is the quality of these packages and what do they actually do? Do these packages have a high quality effect for helping an up and coming website to actually start ranking, or is the effectiveness of these packages exaggerated...

Recently I acquired a customer to do SEO on their site and I have found many useful tips here on BHW about SEO. I added Google Analytics tracking code to their site a few days ago to collect data over the next month or so before I can talk to the customer about SEO results. My question is how...