Speaking in definitions, segmentation is dividing your general users’ list into smaller segments according to specific criteria: interests, consumption habits, demographics, etc.The purpose of segmentation is sending targeted, most relevant emails to recipients that are the most likely to respond to them.
How can you benefit from it?
You can communicate with specific groups more precisely while choosing particular target recipients or implementing specified campaigns. It will make your newsletters being more opened, read and better resulted in sales.
More about the benefits of segmentation you can find on our blog: Why Segmentation Rocks in Email Marketing.