When Jerry (Jerry Seinfeld) asks Kramer (Michael Richards) why he doesn't sleep in Newman's apartment rather than his, Kramer says because Newman (Wayne Knight) has a girl "up there". But Newman's apartment is 5C - the same floor as Jerry & Kramer.
When Craig sits down on the couch with Elaine, he faces forward as he gets settled. In the next shot, he is facing Elaine.
When George and Susan talk about having doubts, at one point George's right hand drops to his side. In the next shot, the hand is raised and Susan is holding it.
When George talks to the hooker, she faces him. When Susan walks over, the hooker is suddenly looking away from him.
When George talks to the Jiffy-Park attendant about getting his deposit back, the attendant spreads his hands while he talks. In the next shot, they are clasped together.
Kramer (Michael Richards) says he doesn't fit in Jerry's (Jerry Seinfeld) couch, but he could have opened it and turned it into a bed. We know the couch is also a bed because Jerry's parents have slept there before.
Reflected in the windows as Kramer walks down the street, wearing the Technicolor Dreamcoat.