The staff of Exarcheia House are highly praised by guests for their responsiveness, politeness and friendliness. The host is described as lovely and fabulous, always available by WhatsApp even at late hours. Guests appreciate the helpfulness of the staff with one saying they gave "very good advice" and another mentioning how they "helped me calm down and find a solution." Additionally, the staff provided useful information and were accommodating, allowing guests to store their luggage past the check-out time. However, there were a few negative reviews regarding communication issues with the host, who was unresponsive to phone calls and took a while to provide a solution. Overall, the staff at Exarcheia House are praised for their excellent service and helpfulness.