Add
export PATH=$PATH:/home/me/play
to your ~/.profile and execute
~/.profile
source ~/.profile
in order to immediately reflect changes to your current terminal instance.
Add the following line in your .profile file in your home directory (using vi ~/.profile):
.profile
vi ~/.profile
PATH=$PATH:/home/me/playexport PATH
Then, for the change to take effect, simply type in your terminal:
$ . ~/.profile
Try to add export PATH=$PATH:/home/me/play in ~/.bashrc file.