Related Clues:

• Time-sharer, e.g.
• One paying a flat fee?
• Letter's need
• Apartment dweller
• Flat denizen
• Studio occupant, perhaps
• Flat occupant
• Thrifty customer?
• Security deposit payer
• Many a summer resident
• He's not buying it
• Tenant, for one
• Half of an auto transaction, perhaps
• Temporary occupant, usually
• Apartment occupant