If you have a family with children, an en-suite bathroom, and a shared bathroom in your home, if your standards are higher, having a guest bathroom will make your job much easier. However, if you have different or specific priorities in this regard and only want to look at the house options in that number and that feature, talk to your real estate agent clearly about this issue. All of the recent buildings in Turkey have en-suite bathrooms.
This subject requires considerable discussion, as the properties of the house's bathroom cannot be easily changed or added extra because of the way the pipeline has.