The zine will be "sold" for a symbolic cost, far less then the actual cost of printing it, and provides a platform for photographers, or artists who want to share their work and be part of something cool and exciting.
In most cases open submissions need to be paid for (IE in juried shows and the like).
All material is used by permission for this single publication.
If you have any specific concerns about rights you can email the publication or editor (info in the link above).