you cant there is no man in front of the tree in ruby
Go above Mauville and past the desert till you find a different looking tree with a man standing in front of it. Go talk to him and he will give secret power to you.
Coco and Ruby - 2012 Find a Man 1-3 was released on: USA: 3 July 2012
you find the second hide out diging in front of a pine tree in mercy isle
Jack Ruby was a man.
You can find silhouettes of front woman's and man's face at Dreamstime.com.
go to the man on the east side of the first city
the real glasses: you cant find them. if you show the blackglasses he depart from there. you find blackglasses with the itemfinder
you cant catch a man in Pokemon ruby
River :)
Go to Sootopolis City and talk to the man in the northwestern house.
in the slateport city u find a old man change nick in Pokemon
Find his coffee in the woods beside the Bug Trainer that is slightly annoying.