Subscribe
It has come to my attention that many do not know that there is a very practical solution to avoid visiting all the blogs one is interested in only to find out that there is still no new post. I had this problem once, but when I started subscribing to blogs, I no longer had to waste time visiting non-updated blogs. Want to know how it works? Please take the time to visit any of the following tutorials to find out how your use of time in keeping up with friends could be improved.
Find the Best RSS Feed Readers
Screencast that explains RSS and subscribing to blogs (understandable for those who don't comprehend technical speech…like me 
)
How to Get Started with Google Reader
Introduction to Google Reader (a video describing the service I use at the moment)
Disclaimer: I do not endorse all of the information contained in the above sites. Please use discretion when browsing.