Before deciding to publish in a new OA journal, consider the following criteria:
Adapted from Paul Blobaum's Checklist for Review of Journal Quality, Governor's State University
With the advent of open access publishing, printing barriers are removed and the assembly and dissemination of information requires little more than Internet access. Unfortunately, this has led to a proliferation of open access publishers with little or no subject expertise and of questionable repute. Scholars and researchers may receive email solicitations for fee-based paper submissions to journals that make false or misleading claims about the stringency of their peer-review process, members of their editorial board or indexing status.
Predatory journals are part of an exploitive open access publishing business model involving charging authors publication fees without providing editorial and other publishing services associated with legitimate journals (open access or not).