Since at present SPAM is a problem of vital importance on the Internet, a lot of people use anti-spam applications to protect themselves against spam and junk emails. So, you may wonder how to design a HTML newsletter so that it is compliant with anti-spam filters. There is no ruse. Just be yourself, act normal, and don’t make any obvious mistakes.
At the beginning we thought it would be wise to give you some information how the various anti-spam applications work. We’ll cover all known techniques to detect spam. Once you get an overall understanding of how they work, designing around them will be much easier.