pmpro_email_days_before_expiration

This filters how many days before expiration PMPro should send expiration warning emails. The default is 7 days.

apply_filters("pmpro_email_days_before_expiration", 7);

pmpro_send_expiration_warning_email

Controls whether or not to send membership level expiration warning emails. Passes the boolean true or false and the user ID.

apply_filters("pmpro_send_expiration_warning_email", true, int $e->user_id);

pmpro_send_expiration_email

Controls whether or not to send membership level expiration emails. Passes the boolean true or false and the user ID.

apply_filters("pmpro_send_expiration_email", true, int $e->user_id);

pmpro_send_trial_ending_email

Controls whether or not to send membership level trial ending emails. Passes the boolean true or false and the user ID.

apply_filters("pmpro_send_trial_ending_email", true, int $e->user_id);