Oleksandr good afternoon,
you can see that there is a dekilka of different meals:
for this function on a cash crown:
https://prnt.sc/10kdich - move clients to a group, and then you can work with these clients, for example, increase the number of masor rozsilku.
To check the result - you need to start identifying the campaign, but as a rule, through the functionality of Dzherel, here it’s better to use the service of an integrator
send a group of clients from p. 1 - and sort the list by name
it is possible to pіdіyde one of them dіy
https://prnt.sc/10kdm4a