Greeting Cards: breadcrumbing, ambiguous relationships, breadcrumbs, casual attention, casual flirting, casual interest, emotional manipulation, emotional unavailability, fluctuating behavior, flirtatious and yet non-committal, non-binding flirting, raise false hopes, inconsistent communication, inconsistent commitment, inconsistent interest, inconsistent texting, rarely engagement, disingenuous interest, temporary affection, temporary reinforcement, lead, non-binding behavior, piecemeal communication, sporadic affection, sporadic news