HerSwap is a community-wide tag sale event for women’s clothing, accessories and books, with proceeds benefiting the Hopkinton Parent Teacher Organization and The Herd. It will be held Saturday, Oct. 19, from 9 a.m.-noon at Marathon School. Donations may be dropped off at Marathon School on Friday, Oct. 18, from 5-7 p.m. Items must be clean and in good or excellent condition. For more details, visit the HopSwap Facebook page or email HopSwapMA@gmail.com.