Read the itinerary thoroughly. Check these against your preferences. Make sure that this aspect of the tour matches your own needs and preferences. Foreign hotel ratings may not reflect American standards. Ask about the location and facilities of your hotels before you select your tour.
Many tours charge extra for people who are traveling by themselves.
Check out the total cost beforehand. It explains the tour operator's rights and yours, service or schedule substitutions, baggage allowances and damage policy, cancellation policies, etc. Remember, you get what you pay for. Do your homework. Don't hesitate to ask your travel agent any questions you might have relating to the information in a brochure.