# What you can do with segments

* [ ] Use matching logic of any, all, or none 
* [ ] Search all data in any field of all your contact lists
* [ ] Include or exclude tags 
* [ ] Find contacts by date created 
* [ ] Include or exclude by list and segment presence
* [ ] Include or exclude based on messages opened, links clicked, or messages received
* [ ] Include or exclude based on device type, OS, browser and location 
* [ ] Tag or untag matching contacts
* [ ] Export matching contacts as a zip file
* [ ] Nested searches for extended any/all/none matching logic depth
* [ ] Generate a randomized data subset for a/b testing and performance tuning