For each class, the instructor posts a new lesson. Some lessons refer to printed books and materials which are mailed to students at the beginning of the course.
Some lessons refer to travel websites.
TEC's comprehensive on-line travel training curriculum includes modules on cruises. Passengers can sail on ships with fewer than 100 fellow passengers to ships with over 2,600 other travelers. Atmospheres range from casual to formal, classically simple to ultra-deluxe. Determine the Season Cruise lines divide the year into different seasons which relate to the demand for their product. They encourage passengers to sail at less popular times of the year by offering special prices.