Misc: In Terry Pratchett's Discworld series, what was the name of Death's apprentice?

Questions

Where does Otto immediately move to upon losing his job??

Why must Santa's Little Helper get an operation??

What award does Homer receive in "Bother Can You Spare Two Dimes?"?

What is the code name of Adil, the foreign exchange student from Albania??

What do Patty + Selma say you can't spell without I.O.U.??