Thanks for your comment. Good idea. Made the change and lowered the barrier to 5 clicks. (I had kept the milestone at 15 clicks as a comparison to $3. But you'

Thanks for your comment. Good idea. Made the change and lowered the barrier to 5 clicks. (I had kept the milestone at 15 clicks as a comparison to $3. But you're right, lower base doesn't matter if it can increase the number of people who start sharing.)