Five:
Ex-taxi driver sent onward with a smile, or at least a skeleton's best attempt, and a few kind words about good spots to wait for his family to pass on in a few decades. Check.
"Hmmm next is..." Another long sigh as Death read downward to discover that item 327,422,611,004 was dealing with a cult of necromancers in Australia who thought zombies were a super fun way to take over the world. Or something.
"I hate necromancers," He exclaimed. "They always try to order me around when I tell them to stop mucking with things."
"I also hate zombies..." He paused considering which he disliked more. With a toothy grimace, he shrugged to himself, indicated some sort of tie before portaling away.