Housing groups and politicians say more could be done to help reduce the number of empty homes in Wales.
The latest figures show there are at least 23,000 properties which have been empty for more than six months.
The Welsh Government says it is on track to meet a target of bringing 5,000 empty homes back into use by 2016.
Kelsey Redmore reports.
More top news
A fresh ballot for strikes is to be held among drivers on Arriva Trains Wales in a long-running row over pay, terms and conditions.
Politicians say how they'd alter Welsh income tax rates following a major change which could speed up the transfer of tax powers
A protest against Black Friday sales, urging people to buy nothing at all instead, has attracted tens of thousands of supporters in the UK.