Best Digital Marketing Consultant in Australia - Gavin John Flannery Gavin John Flannery is known as the best digital marketing consultant for his working style in Gold Coast, Australia. Gavin specializes in applying online marketing strategies for business growth. https://www.slideserve.com/gavinjohnflannery/best-digital-marketing-consultant-in-australia-gavin-john-flannery-powerpoint-ppt-presentation