This article has some good advice for Google Apps users, but some of the principles apply to anyone with a Google account.

Source: Using Google Apps? 5 Ways to Avoid Getting Hacked

In-depth comparison of .gif and .png files.

Source: Give PNG a chance / Stoyan’s phpied.com

I’ve been watching the development of Microformats over recent months, especially with the attention Google has been giving to them. Rich snippets are becoming increasingly more visible in Google’s search results—sometimes showing ratings, locations, address details or other useful information. (more…)