The opening voiceover establishes the time period as "February 22, 1980-something," yet the trees have their leaves, the grass is green, and character sit around outside without wearing warm clothing. The show takes place in eastern Pennsylvania, so plants should be brown, and it should be cold.
When Dave Kim serenades Erica in an homage to Top Gun, Andy Cogan refers to the fact that Erica now has to date Dave Kim as "Air Force law," yet Top Gun featured pilots from the Navy, not the Air Force.