Are they restricted from using restaurants around the Verizon Center? They are losing money in this lockout too. In fact there are fan groups planning get togethers in Chinatown on the date of what would be the Caps Opener if its not played!
One such: http://thebumperboards.com/bumperboards/viewtopic.php?f=1&t=9633
I'm not an expert on the CBA but I think patronising Phone Booth neighbourhood restaurants/bars is OK - just stay off property actually used by the Caps or other NHL clubs; the only possible objection might be the ones that are on leased Phone Booth space (Greene Turtle, Chipotle et al