No complaints really. Once or twice had to chase up responses on certain things leading up to agreements on rent/price, but nothing out of the ordinary.
Wat is uw geslacht? /What is your gender?
Wat is uw leeftijd?/What's your age?
Wie is uw contactpersoon bij Rotterdam Apartments?/Who is your contactperson at Rotterdam Apartments?
Wat zijn de positieve punten van de service die u heeft ontvangen van Rotterdam Apartments?/What are the positive aspects of the service you received from Rotterdam Apartments?
The speed at which, once agreed on price/etc, business was conducted. Also the willingness and ability to assist an English speaker with the rudiments of the Dutch property rental system. A 'must try' for any expats in Rotterdam when seeking rental property.