Research the different lines that offer freestyle cruises. The most well-known cruise lines that have this option are NCL and Princess.
Book the cruise through your travel agent. Let them know that you wish to take a freestyle cruise and see what sailings they have available.
Bring a mix of clothes. Traditional cruises require that you bring formalwear to sport on certain evenings. Freestyle cruises do not have a formal dress code in place.
Locate the different restaurants on the ship. You are going to want to find out what your options are as far as dining on a freestyle cruise. Although you can eat at anytime that you want, you may need reservations at some of the more popular restaurants.
Expect a mix of entertainment. Freestyle cruises are going to have more entertainment offerings to appeal to a wider audience. You are likely to receive a daily schedule of events each day in your cabin.