Issues process: Issues process not so easy to set up if you want to give each stakeholder identical access to the issues, requires regular training of stakeholders to explain the process adapted to their needs.
Issues are accessible in several different places (docs, design collaboration, design coordination, build).
Depending on where you create the issue (Revit model, plan, view created in model coordination...), the link to the viewpoint will be different if you open the issue from the issues menu between docs, model coordination...