Avoid awkward sitting positions
Then: The couples those days were very conscious of how they sit, their eating manners, and even how to chew gum. Men who sat with legs open were considered ill-mannered.
And women who sat with legs crossed one upon the other with right-hand wrist gently over the left knee were considered to be socially high class.
Now: Couples these days are too conscious about their postures while on date.