亻
=
丿
+
丨
:
Mnemonic symbol: Rosa Luxemburg. She's quite radical, and her name starts with "r", just like "ren2". Also, 亻appears at the left-hand side of characters, and Rosa is a leftist as well.
Robinson Crusoe (r) and Rosa Luxemburg (亻) are having their favorite snacks in the encampment's kitchen: Rosa is eating a banana (丿) and Robinson is eating a dinosaur bone (丨).
ticket / ballot / banknote / CL:張|张[zhang1] / person held for ransom / amateur performance of Chinese opera / classifier for groups, batches, business transactions
票
=
示
+
覀
:
Pocahontas (pi) urgently needs to use the aorta's bathroom (ao4). In the bathroom there is a cleaning lady next to a guidon (示) on which it is written that you have to purchase a ticket (票) if you want to use the bathroom. To make sure that everyone is willing to pay the lady equipped herself with a knuckleduster (覀).