Some establishments require you to log in with a predetermined 64/128 WEP Encryption key. Some are also moving to WPA which is more secure. If you are in a establishment that has an open network, you can connect automatically, however as Rocket Scientist stated these are unprotected networks...
This seems to be explained in a confusing manner. The station start times have to be set according to your desired start times for each station to run. It seems the simple answer to aguamans question would be to ensure that you only have one program running (A or b or c).