Answer: optin

AnswerCrossword Clue
OPTINElect to join
OPTINConsciously join
OPTINJoin voluntarily
OPTINJoin
OPTINAgree to receive marketing email, say
OPTINAgree to accept email ads, e.g.
OPTINDecide to join, e.g.
OPTINSign up for an offering, e.g.
OPTINDecide to join
OPTINSign up to receive email alerts, say
OPTINSign up for an offering
OPTINGet on board
OPTINChoose to take part
OPTINAgree to take part
OPTINSay yes
OPTINAgree to join
OPTINChoose to join
OPTINElect to take part
OPTINAgree to participate
OPTINDecide to participate
OPTINDecide to take part
OPTINChoose to participate