For the past three consecutive years Hilton Garden Inn-Pearland has received the Certificate of Excellence. The Certificate of Excellence award is given to hotels that maintain an overall rating of four (out of five) or higher based on TripAdvisor traveler reviews. Just another great reminder on why answering TripAdvisor reviews can generate additional revenue. More than 80 percent of travelers say TripAdvisor reviews make them more confident in their travel decisions.