[…] each crewmember gets a cell phone that operates using a prepaid SIM card; they also get a two-week plastic pill organizer filled with 14 SIM cards where the pills should be. […] Every morning, each crewmember swaps out his phone’s card for the card in next day’s compartment in the pill organizers. After all 14 cards are used, they start over at the first one.
If the app game ever falls apart, I can always do this. JUST KIDDING LAW ENFORCEMENT/FAMILY!