Possible Clues:

• Abstain, say
• Decide not to take part in work with unscrupulous seller
• Old pensioner starting petition to decline the invitation
• Relative loses the head with local informer? Don't get involved!
• Don't get involved with relative losing first hawk
• Leave control of local authority work to solicitor
• Garda loses the head with local supplier of The Ticket in decline
• Unsubscribe
• Click a 'No, thanks' checkbox
• Decline the invitation to go around with leading player selling tickets illegally