Hi TaylorO73 !
Thanks for reaching out to the Community! You can definitely create a segment based on a time frame:
1. Click segments> Create Segment
2. Give your segment a name (I always forget this part!)
3. In the Add a block section, click Choose a criteria block> Contact Details
4. Click the Select details dropdown and select Date Added
5. Next you can select in the last> and select between 7 days and 2 years
or you can select is between> select the date range
6. Click Save and Preview and you're set!
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