Possible Clues:

• Caretaker turning over rubbish on New Year's Day
• He'll stay after school
• US caretaker
• He starts on the door at the beginning of the year
• (In Scotland) school caretaker
• Caretaker sees rubbish piled up after Bank Holiday
• At the beginning of the year one may 5 down him as a caretaker
• Key employee?
• Caretaker: 'I was taken in by Trojan hoax'
• One with a sweeping view of things?