Choose this if you want to make new friends one on one. You can search for people near you that you'd like to meet. You can see all the members that meet your criteria and read their profiles, send a message, or save to your “Tagged Friends”. Think of this option like a dating site, but just to be clear, its not for dating.
Choose this if you want to meet new people in a group setting doing something you all like to do. You can post an activity you will host in your local area for others to sign up to attend. You can also search and sign up for activities near you created by other members. Think of this option like a meetup site but you can read profiles of who's attending.