Sample modeling exercises are provided below for your review. You require Adobe Acrobat Reader to view the problems and solutions.

Problem		Solution
	Automotive Repair		Automotive Repair Class Model
	eBay Auction		eBay Auction UML Class Model
	eBay Auction Extension		eBay Auction Extension Model
	eBay Customer Identity		eBay Customer Identity Model
	Hotel Amenities		Hotel Amenities Model
	Hotel Invoice		Hotel Invoice Class Model
	Flight Reservation Alternative Models		Alternative Models Discussion
	Crossword Puzzle		Crossword Puzzle Class Model
	Canada Customs Form		Canada Customs Form Class Model