A good memory for these trifles is one of the hall-marks of good
breeding.

Visits of ceremony should be short. If even the conversation
should have become animated, beware of letting your call exceed
half-an-hour's length. It is always better to let your friends regret
than desire your withdrawal.

On returning visits of ceremony you may, without impoliteness, leave
your card at the door without going in. Do not fail, however, to
inquire if the family be well.

Should there be daughters or sisters residing with the lady upon whom
you call, you may turn down a corner of your card, to signify that the
visit is paid to all. It is in better taste, however, to leave cards
for each.

Unless when returning thanks for "kind inquiries," or announcing your
arrival in, or departure from, town, it is not considered respectful
to send round cards by a servant.

Leave-taking cards have P.P.C. (_pour prendre congé_) written in the
corner. Some use P.D.A. (_pour dire adieu_).

It is not the fashion on the Continent for unmarried ladies to affix
any equivalent to the English "Miss" to their visiting cards. _Emilie
Dubois_, or _Kätchen Clauss_, is thought more simple and elegant than
if preceded by _Mademoiselle_ or _Fraülein_. Some English girls have
of late adopted this good custom, and it would be well if it became