Lemon Interactive provided the answers to these questions to many clients around the globe, How? Well we use proven methodologies and best in class IT services and Internet Marketing to help deliver real returns on our clients investment. Lemon Interactive were the first company to offer a true Performance SEO service, i.e. clients only pay when ranking is achieved. To date we are the only company in the UK that charges no upfront fees on our Performance SEO service, which once again is about giving value back to our clients.