SignUp.com(formerlyVolunteerSpot) 认领应用

Since its public launch in 2009, SignUp.com (formerly VolunteerSpot) has made group coordination and participation easy and successful for nearly 10 million people. Free tools and resources such as activity SignUps, online calendars, automated reminders, and tips and ideas are designed to save time, reduce stress, and make every group activity a greater success. Take a tour here: http://signup.com/go/Demo See how people rave about their experience with SignUp.com: http://signup.com/luv