Google Vacation Rentals and TripAdvisor are search and metasearch channels: they show your property, rates and availability to travelers who have not decided where to book. Optimizing them means accurate listing content and photos, rate parity and availability across channels, and a direct booking link that is competitive with the OTAs.
Gettysburg sells mostly through Airbnb, Vrbo and Booking.com. For Airbnb hosts, Gettysburg rewards planning. We load the July anniversary, Remembrance Day weekend and the main reenactment dates as soon as they are announced, with minimum stays so a single night cannot break up the peak. Two-night weekends are the norm the rest of the year. Weekday gaps are filled with orphan-night discounts and stay offers aimed at road trippers. In winter, quick drops inside ten days keep weekends moving without lowering the base rate for spring.
Airbnb leads for homes near the square, Booking.com works well for inns and hotels, and Vrbo brings families renting larger farmhouses. Google search drives many history travellers straight to direct booking engines, so rate parity and clear battlefield distance in every listing protect conversion.
The full service is described on our other ota optimization page; this page covers how it applies in Gettysburg.