happened to me recently with a purchase order I tried to cancel. It ended up being filled (although market moved in my favour) but could have very easily gone the other way.
MKT The ASX can overlook its Telecomm small-caps. Here’s one diversified brand with an international footprint
Week 44 Wrap: Relatively boring week ahead of US election; HotCopper's most watched; Oz inflation at 3.5%