Or the reply may follow the letter form:
Accepting
640 West Seventy-Second Street,
March 16, 1920.
Mr. and Mrs. Richard Pearson accept with pleasure Mrs. John Evans's kind invitation for Friday evening, March the thirtieth.
Regretting
640 West Seventy-Second Street
March 16, 1920.
Mr. and Mrs. Richard Pearson regret sincerely their inability to accept Mrs. John Evans's kind invitation for Friday evening, March the thirtieth.
These acknowledgments, being formal, are written in the third person and must be sent within twenty-four hours.