Campnab - Nab that sold-out campsite!
Rooster - Local sharing community where neighbors share free resources
Hipcamp - Book unique camping experiences on over 300,000 campsites, cabins, RV parks, public parks and more.
CityCop - Outsmarting crime. Together.
Campflare - Get notified when there are campsites open at your favorite campground. Its free.
Airbnb Neighbors - Complain about your neighbors who rent out their apartment