Trade Days – The first Trade Days of 2015 will be held on Saturday, March 21, from 10:00 a.m. to 3:00 p.m. in the 100-200 blocks of MainStreet, Smithville. Come browse and see if there is a new treasure waiting for you.. If you want to be a vendor John Powell at 210-627-4533 or john.powell@smithvilletradesday.com.