Open Challenge Competition Rules 2019

The 2019 Open Challenge Competition Rules & Guidelines are posted on the O3C.ca webpage at https://o3c.ca/competitions/open-challenge/. Please download and review these rules in preparation for 2019’s Competition. There are a number of significant changes. Please take the time to read and review them. If you have any questions, please don’t hesitate to approach our club reps for clarification.