An aspect of culture that significantly impacts daily life in Grover's Corners is the widely accepted belief that men are superior to women. A great amount of the daily life in Grover's Corners is arranged to accommodate this belief. As you may have noticed, the men in Grover's Corners go to work, while the women stay home and tend to the housekeeping.
When Mr. Webb gave George a little premarital advice, he tells George the same thing his father told him before he got married, "...start out early showing who's boss...Best thing to do is to give an order." Mr. Webb also told George that if anything about his wife ever bothers him, to just up and leave, and to never let your wife know how much money you have.
These are a few reasons why gender stereotypes/generalizations impact Grover's Corners.