Vrbo listing optimization is the work I do to make a property rank, convert and price correctly on Vrbo. I rewrite your headline and description for Vrbo's family and group guests, order photos to sell the whole home and tune rules and settings.
What I plan around in Mackinac Island: The car-free island summer season; The Lilac Festival in June; The Labor Day Mackinac Bridge Walk; Grand Hotel and horse-and-carriage heritage tourism. Guests I price for: Midwest families and couples on 2 to 3 night summer stays on the island and in the Mackinaw City and St. Ignace gateway towns, arriving by ferry. Where I start: An intensely seasonal May-to-October calendar with steep July and August peaks, minimum stays over the Lilac Festival and Bridge Walk, and near-total winter shutdown planning.
Mackinac Island sells mostly through Airbnb, Vrbo, Booking.com and Expedia. For island and Straits hosts I configure PriceLabs or Wheelhouse with a hard season window, festival and sailing-race date premiums, gap rules that avoid orphan nights, and different minimum stays for island cottages and Mackinaw City family homes, all inside one season window you can read at a glance.
The service in general is described on my vrbo listing optimization page; this page covers how I apply it in Mackinac Island.