The ACPF Forum is a Google Group of ACPF users from around the region where you can connect with fellow users, share results, ask questions, and report issues. Discussions have addressed user topics such as tips for fixing technical errors, how to identify false depressions, how to display flow direction, and more. The forum is also a great way to find out about ACPF updates. To participate, first join the group by sending an email to acpf-group+subscribe@umn.edu).