Sofitel, Pullman, MGallery, Grand Mercure, The Sebel, Novotel, Suite Novotel, Mercure, Ibis, Ibis Styles, Adagio, Ibis Budget, Formule1, Hotel F1, Thalassa Sea & Spa, MAMA Shelter. Note: not all brands/properties participate in Le Club AccorHotels.

Radisson BLU, Radisson, Park Plaza, Park Inn, Country Inn and Suites

Comfort Inn, Comfort Suites, Quality, Sleep Inn, Clarion, Cambria Suites, MainStay Suites, Suburban, EconoLodge, Rodeway Inn, Ascend

Waldorf-Astoria, Conrad, Hilton, DoubleTree, Embassy Suites, Hilton Garden Inn, Hampton Inns & Suites, Homewood Suites, Home2 Suites, Curio, Canopy, Tru, Tapestry Collection & Hilton Grand Vacations.

Park Hyatt, ANdAZ, Grand Hyatt, Hyatt, Hyatt Regency, Centric, Hyatt Place, Hyatt House, Hyatt Residence Club, Unbound, Zilara, Ziva, mLife

InterContinental Hotels Group (IHG) with Ambassador Program: InterContinental Hotels and Resort || InterContinental Hotels Group (IHG) with IHG Rewards Club: Crowne Plaza Hotels and Resorts, Hualuxe Hotels and Resorts, Hotel Indigo, Even Hotels, Holiday Inn Hotels, Holiday Inn Express, Holiday Inn Resorts, Holiday Inn Club Vacation, Staybridge Suites, Candlewood Suites

Bulgari, JW Marriott, Edition, Autograph Collection, Renaissance, AC, Marriott, Gaylord, Courtyard, Springhill Suites, Fairfield Inn, Residence Inn, TownPlace Suites, Marriott Executive Apartments, Marriott Vacation Club, Moxy, Protea, Delta

W Hotels, Westin, Sheraton, Le Meridien, St. Regis, The Luxury Collection, Four Points, aLoft, element and Tribute Portfolio.

Wyndham Hotels & Resorts, Wyndham Grand, Wyndham Garden, Tryp, Wingate, Hawthorn Suites, Microtel, Dream Resorts, Ramada Worldwide, Ramada Encore, Night Hotel, Baymont Inn & Suites, Days Hotels, Days Inn, Super8, Howard Johnson, Travelodge (US only) and Knights Inn

Any hotel chain without a dedicated forum such as La Quinta, Shangri-La, Kimpton, Swissotel, and Langham

Practices and policies of alternative lodging services such as non-hotel vacation rentals, Airbnb, VRBO, HomeAway and Homestay. This is not for reviews of specific properties. Couchsurfing is discussed in the Budget Travel forum.