A woman whose father died in Causeway Hospital after removing his oxygen mask believed he should have been monitored more closely. She also questioned why the Trust did not commission a review into the incident.
A man said the Department of Agriculture, Environment and Rural Affairs failed to investigate his reports of unlawful activity by a waste management company.
A number of recommendations have been made by the Ombudsman after an investigation revealed that unclear guidance to applicants led to confusion over eligibility of Single Farm Payments.