Several cases of sexual innuendo, subtle and obvious. Newlywed husband and wife are seen laying in one bed (fairly unusual for the era); additionally, bare-chest nudity is shown in this scene. Though it is very subtle, there is a slight intimation of gay subtext between male "best friends." Note how they share a hotel room in Miami.
The plot concerns a man trying to seduce a women, he buys her a suite.
Unmarried woman carries on openly with men, picking them up for sexual liaisions, considered promiscuous in women.
A husband thinks that his wife is pregnant with another man's baby.