To configure your subscriptions in Plezi, take a look here!
Subscriptions allow you to create a mailing list to which your contacts subscribe: the classic example is still the newsletter.
You’ll also find the labels on the button "unsubscribe” from an email because they allow contacts to:
identify the notifications to which they have subscribed
unsubscribe from a list by not ticking the appropriate box
subscribe to new lists and receive new notifications by ticking the box
For example, here at Plezi:
We have the following subscriptions:
To go even further:
You can customise the unsubscribe page by adding your logo and displaying only the subscriptions that you want.