When it comes to portable restroom trailers, there are plenty of events that would come in handy. First, these trailers are often useful at sporting events. When it comes to soccer games or even marathons, an outdoor portable restroom trailer can allow both participants and spectators to have clean facilities. Secondly, these bathrooms are often common at festivals. Having larger format restrooms allows for more people to use them at a time and shorter lines. Finally, many outdoor weddings may have restroom facilities. You can even choose to have luxurious options with running water, full-length mirrors, and cooling systems!