A local open-mic gig is one thing, but if you're trying to get a band to show up for a guaranteed fee and a door agreement, you'll want it in writing.
In one lump sum, Fast Track delegated away policymaking prerogatives in all of the above to unelected trade negotiators, allowing them to impose non-trade policies, including those that Congress had previously rejected, through the back door of "trade" agreements.
They admitted Mr Brown's presence made any deal "toxic", but that removing him would open the door for an agreement which many in the party would grasp.
Though the Microsoft decision helps open the door to an agreement in Europe, there is no assurance that a deal will be reached.
While that concept was largely sacrificed at the altar of realpolitik in Copenhagen, where the U.S., China, and other heavy emitters hashed out a closed door non-binding "agreement," Angelica's work is far from over.
That's a denial there is any agreement in place, but one that leaves the door open to future agreements - and does so in a way that gives Eric the upper, er, hand.
"Europe will continue to insist on a full-blown legally binding agreement; China and India will continue to oppose one; and the United States, while leaving the door open to an agreement that is binding for all, will continue to be unenthusiastic as well.
The United States turned over authority for those raids to Afghan forces last month, opening the door to the broader agreement.
First North Korea slams the door on any accepted agreement by testing a new atomic bomb as well as the missiles that could one day deliver it.
Last month The IoS revealed how Mr Corbyn had opened the door to a controversial agreement not to contest the seat currently held by the Green Party's only MP, Caroline Lucas.
