During the al fresco dining scene, Ashley Williams' hair changes from more to less curls back and forth.
About 12 mins into the movie there is a shot of the town hall. The sign above the doors says Almonte Old Town [Hall] instead of Ample Hills Town Hall where the story is supposed to be happening.
When Aimie and the cute guy are building a bench, the piece that Aimie is sanding keeps flipping from notched end to solid end as the camera angles change.
The town war memorial clearly commemorates WWII 1939-1945 meaning the town could not be in USA as it did not enter that war until 1941.