The mission of documenting as many R107 as possible is not an easy one! The Registry incurs quite a few costs scouring the internet for SLs! We ask you to support our efforts by purchasing a membership. We offer a 2 week, 1 month, 3, month, 6 month and 1 year subscriptions. For those that just want to check out a few records, there is the 5 Day Free membership. If you register your own R107 with the 5 Day Free membership, we will give a free upgrade to the 1 month membership. If you join at any other level, we will move you to the next level.