I wish I had avoided puppy play classes with my 1yo. You had to hold your pup on your lap when it wasn't their turn, and she did NOT like that one bit... and now she's leash reactive 
(I do realize that it's not common and it's probably her genes, but still. Tried to do everything right and it just made things worse).
(I do realize that it's not common and it's probably her genes, but still. Tried to do everything right and it just made things worse).