It's very simple.
It becomes necessary to provide comfortable working space, monitor, and configure it so your eyes don't hurt, comfortable chair to not have numb feet and my back did not ache not to fidget on it every five minutes.
While playing poker, all other programs, forums, chats, social networks, only poker should be disabled. Nothing in your room should distract you from poker.
Warn your relatives not to distract you while playing poker.
To prepare in advance a supply of food, taking into account not to run to the bathroom )).