get
Comma-separated list of Expedia Region IDs. There can be no spaces between parameters. Search returns set of all hotels in the combined regions. You may search using a string of 1 - 10 Region ID's. More than 10 Region ID's are not supported and will generate and error. You can get the complete list of Expedia Region IDs from Static Data Platform ALL_REGIONS file. This parameter could be used in combination with the radius and unit parameters above to define a circle around the regionIds. The default radius value is 0 if not specified.