Answer:

OPTOUT

Answer	Crossword Clue
OPTOUT	Choose not to participate
OPTOUT	Choose not to receive aggressive marketing emails
OPTOUT	Remove one's hat from the ring

OPTOUT	Decide to quit
OPTOUT	Decline to participate
OPTOUT	Decide to withdraw
OPTOUT	Choose to not participate
OPTOUT	Pass
OPTOUT	Choose to withdraw
OPTOUT	Stop some e-mail
OPTOUT	Decline further e-mail

OPTOUT	Choose to bail
OPTOUT	Get off the list
OPTOUT	Choose to be uninvolved
OPTOUT	Decline an invitation
OPTOUT	Decide not to take part
OPTOUT	Decline
OPTOUT	Decide not to participate
OPTOUT	Decide not to join in

OPTOUT	Stay uninvolved
OPTOUT	Choose nonparticipation
OPTOUT	Click a "Don't send me email" checkbox