The marketing approaches that Green Mountain could adopt in order to expand its customer base could range from venturing in other local and international markets; as well as offering intensified marketing services online. Other strategies could include: (1) building loyalty customers who could spread promotions through word of mouth; (2) creating referral programs; (3) creation and intensifying strategic business alliances; (4) use of more advertising and promotional campaigns; (5) development of personnel to improve on customer service skills; and (6) increase visible exposure CITATION 11Wnd \l 1033 (11 Ways to Double Your Customer Base in Four Weeks).