What is the fine-grained topic of the following text: You can support this great event by purchasing an “Official 2018 Christmas Stroll Button” for ONLY $4, which is not only your ticket to enjoy many of the great activities including the Santa pictures at the Baxter Hotel, the hay wagon rides from Soroptimist Park (at the corner of Rouse and Main), kid’s activities throughout the day at the Emerson Cultural Center and more, it also allows us to put on this great event every year without requiring an entry fee to enjoy strolling Main Street during the event. Only return the topic.
Purchasing an "Official 2018 Christmas Stroll Button" to support and enjoy activities at the event.