The Residential Tenancies Board says it saw a record demand for services last year.
The board says it received 170 thousands calls, a jump of 31%, while they also received 61,000 email queries.
The RTB says it listens to both landlords and renters when they are disputing with rent arrears, termination notices and deposits being the three main complaints it hears.
It's 2017 Annual Report shows 77% of all 'rent review' cases were invalid meaning a lot of tenants will be getting their money back.
A rent review is when a landlord or tenant is looking to change the amount of rent being charged.
On the other hand, €1.6 million was awarded to landlords for rent arrears.
Director Rosalind Carroll says their decisions are fairly 50/50 "We're an impartial p organisation and we look at all disputes based on the evidence that's put forward to us."
"We're there to protect both landlords and tenants in terms of implementing the law that's there. 53% of the cases would have gone in favour of landlords with 47% in terms of tenants."