Ask Emma: Should we offload our second property?

Question: My wife and I purchased a property in 2014 which is our principal private residence. We took out a 30-year variable rate mortgage for €300,000, with monthly repayments of €1,487 per month. Our home is currently worth €450,000. In the last few months, we switched mortgage provider, meaning a saving of about €90 per month.

We have a second property that we purchased in 2004 for €270,000, which was our principal private ...