If a man is unable to make a formal call upon a debutante and her mother at her debut, he should send his card by mail or messenger.
A man may mail his card to a woman engaged to be married, if acquaintance warrants.
Visitors to town should send cards to every
one whom they desire to see. The address
should be written on them.
AFTERNOON TEA. If a man is unable to be present at an afternoon tea, he should send a card the same afternoon.
BREAKFASTS, LUNCHEONS, DINNERS. A man should leave a card the day after a breakfast, luncheon, or dinner for the host and hostess, whether the invitation was accepted or not. They may be sent by mail or messenger with an apology for so doing.
ENTERTAINMENT BY MEN. After a man's formal entertainment for men, a man should leave a card within one week, whether the event was attended or not. It can be sent by mail or messenger.
P. P. C. cards may be sent by mail or messenger
upon departure from city, or on leaving
winter or summer resort.
RECEPTION. When the host and hostess receive
together, a man should leave one card for
both, and, if not present at the reception, he
should send two cards.
WEDDING RECEPTION. If a man has been invited
to the church but not the wedding
reception, he should leave or mail a card to
the bride's parents, and also to the bridal
couple.
STYLE. The full name should be used, and if too long, the initials only. The club address is put in the lower left-hand corner, and if not living at a club, the home address should be in lower right-hand corner. In the absence of a title, Mr. is always used on an engraved but not a written card.