The Internet as a distribution channel
Max Starkov & Jason Price writing for the hospitality industry note that "[t]he Internet has become the main distribution channel in hospitality—over 2/3 of all hotel bookings in the US * will be directly influenced by the Internet this year" and offer some "Considerations Before Hiring an Internet Marketing Company."
*And that's just hotel. Could also apply to hostels, B&B, motels and in similar services. But take a look at hostelworld.com for hostel booking with a Web 2.0 flavor. And watch out for "fremium services" like couchsurfing.com. If the shoe fits.