When the lot is being closed for being a fire hazard, just as Bob walks up, "Shark Tank"'s Robert Herjavec can be seen walking behind him.
"Fir Crazy" is a pun on "Stir" Crazy, a phrase meaning feeling weathered-in or trapped, being kept from going out. The heroine in this film felt "trapped" in her family's Christmas, selling Christmas trees and living in a RV on a New York City street. "Fir" is the name of a type of evergreen (Christmas) tree.
It is interesting the CEO questions Elise's shoes--supposedly she should be wearing sneakers. There is a shot of her shoes, but no shots of his own footwear.
Re the item above. She did not forget to take it into the foyer. There were steps up to the door which her two companions carried the tree up.
When Elise and Darren go skating, she is wearing figure skates and he is wearing hockey skates.