Instead of sending mails blindly to each of your subscriber, filter your contact lists using segmentation
Create and save your filters to identify your customers. Edit saved segments and changes will reflect where ever you used it at once
Segment my selected list(s) - Allows you to filter your subscribers who match certain conditions.
Every custom field can be used for filtering contacts. You can create highly customizable segments depending upon your data
Design complex filters by combining multiple criteria using AND/OR conditions
For example - 'doctors' living in a 'city' and have purchased a 'product'
At the time of creating rule for segmentation, definitely there exist some contacts in chosen contact lists.
By choosing this option, You ensure that new entries in the selected contact lists will be checked for this
If you select this option then system will check if a contact is qualified for this segmentation when there will be...
Power in your hand
Instead of applying segmentation on every action taken on a contact, you can specify them
Apply similar segmentation on more than one contact lists on the same time. This will save your time in building similar segmentation over multiple lists one by one
In this case, you have to edit your segmentation again and again or even has to design a new automation.
Task multi-folds when segmentation is used in many campaigns and automations.
This use-case can easily be handled with Multi List Segmentation. All "you" need to do is just add or remove contact lists from the Multi List Segmentation.
In a quick view see contact lists added in a segmentation, contacts qualified from each contact list, applicable actions