Voip Services

PC Mag recommends NetTALK Duo 

http://www.pcmag.com/article2/0,2817,2387769,00.asp

help with ranking websites

http://onehourbacklinks.com/

http://pingler.com/

Google's Website Optimizer lets you do A?B split testing
https://www.google.com/analytics/siteopt/splash?hl=en

Plugins to add to website

Facebook plugins

http://developers.facebook.com/docs/plugins/