To simply identify users who have made at least one purchase, you can use the Has Purchased Slot rule. However, it's not possible to specify the number of times someone has purchased within this rule.
To identify single purchasers, you can use Segments.
To use Segments, you must have the Behavioral & Social Targeting Module. To discuss, contact your Account Manager.
To do this:
Go to Data > Segments.
Select CREATE SEGMENT.
For type of segment, select Behavioral, then select CREATE SEGMENT.
Under Add rules, expand the Person History drop-down, and drag a Has purchased block into the segment rules tree on the right-hand side of the screen.
Expand the Purchased drop-down menu and select Number of cart(s) purchased.
Expand the Comparison drop-down menu and select Exactly.
In the Value field, enter 1.
Select the Use date range checkbox and enter a date range to encompass all historical and future clients.
Select the Options tab and enter a name for your segment. Optionally, select the checkboxes to enable
Tick to include unidentified person records
Unidentified records are those with no email address attached.Tick to only include person records with marketing permission
Exclude those who have not given express permission to be sent marketing communications.
To add an automatic regeneration schedule for the segment, expand the drop-down menus under Re-generate Segment every and set the schedule you want.
Select SAVE.
Finally, navigate back to your Trigger or Slot Rules, add a Member of a Segment rule from the Person section, and choose the Segment you have just created:
