Which indicator should be suspicious to a compliance officer at a brokerage firm?

An existing customer at a bank has recently expanded its services to provide check cashing for its customers.
Which factor indicates the bank should terminate this relationship?

According to the FATF Special Recommendation VII, cross-border wire transfers over 1,000 EUR/USD should be accompanied by what information?

A new accounts representative recently opened an account for individual whose stated employment is tutoring students.
Which customer action indicates possible money laundering?

A popular restaurant in town has begun depositing less cash than it has in prior years. In a review of the customer's accounts, you notice that credit card receipts have increased with no explanation.
The account officer discovers that the restaurant has installed a privately-owned automated teller machine (ATM) onsite and has begun construction of a patio dining area.
Which red flag should trigger additional investigation?