Lodging Interactive and CoMMingle, award-winning digital marketing and social media engagement agencies exclusively serving the hospitality industry, are spreading holiday cheer with the launch of their 4th Annual Hotel Christmas Tree Contest. The popular industry event returns this season with a focus on community giving, offering one winning hotel a $1,500 donation to the local charity of their choice.Lodging Interactive and CoMMingle, award-winning digital marketing and social media engagement agencies exclusively serving the hospitality industry, are spreading holiday cheer with the launch of their 4th Annual Hotel Christmas Tree Contest. The popular industry event returns this season with a focus on community giving, offering one winning hotel a $1,500 donation to the local charity of their choice.