Examples of complementary services in hotels, B&Bs, serviced residences and vacation rentals Early check-in and late check-out. Private or contracted parking. Transfer to/from station/airport. Welcome drink. Room upgrade. Map of most Instagrammable sights. Tour guides, agreements with museums.
"First, the hotel will consider the guest's reservation information and preferences," Ms Ronan said, adding: "People typically book reservations in advance, selecting the type of room they want to stay in – such as a suite, deluxe room, or standard room."
You can consider asking the concierge politely for any available upgrades while checking in. You can also send an email to the hotel reservation desk ahead of your travel, asking them for an upgrade. More often than not, hotels oblige you when you ask.