/// <summary> /// Gets the country regions for a specific store. Specify a <paramref name="countryId"/> to only get country regions for this country. /// </summary> /// <param name="storeId">Id of the store.</param> /// <param name="countryId">Id of the country.</param> /// <returns>A collection of country region objects.</returns> public static IEnumerable <CountryRegion> GetCountryRegions(long storeId, long?countryId = null) { return(TeaCommerceHelper.GetCountryRegions(storeId, countryId)); }