Conversation so far:
What conspiracy was Mary Surratt involved in?
conspiracy to kidnap Lincoln.
Did she have co-conspirators?
Confederate agents began frequenting the boarding house.
Booth visited the boarding house many times over the next few months, sometimes at Mary's request.
Did she help booth?
Shortly before she left the city, Booth visited the boarding house and spoke privately with her.
He gave her a package.
what was in the package?
binoculars.
what were the binoculars for?
Booth and Herold would pick up the rifles and binoculars that evening, as they fled the city after Lincoln's assassination.
how did she get caught?
CANNOTANSWER.
how did booth meet her?
On December 23, 1864, Dr.
Samuel Mudd introduced John Surratt, Jr.
to John Wilkes Booth.
was john her father?
CANNOTANSWER.
Are there any other interesting aspects about this article?
On April 11, Mary Surratt rented a carriage and drove to the Surratt tavern.

Question: what did she do there?
Self-contained rewrite: what did Mary Surratt do at the Surratt tavern on April 11th?