Free breakfast is available daily. Public spaces have free WiFi. A terrace, tour/ticket assistance, and a garden are also featured at the business-friendly Mehra Residency at the Airport. You'll have access to the health club at a partner property.
No WiFi, but rude staff.
They charge for one bottle of water, and that too 100% more than the market rate.
It is best not to rely on Hotels.com ; you should check out hotels before putting them up. Till then I would not give you a zero but a minus.