Very low intensity classes are also held in age care facilities to keep residents active and incorporate light weights to keep them healthy. This exercise contributes to the physical and mental health of participants as well as providing an interest in their day. Special classes are held in high schools for senior students, sheltered workshops and other special situations as requested and are operated at minimal or no cost as a community service. Funding is primarily from memberships. Memberships are sold on one, three, six and twelve monthly basis on a decreasing fee scale. Casual members are welcome, but the daily rate is a premium one. Each Centre sells memberships to 120%. This means that at peak times it could be quite crowded, but experience demonstrates that there is a maximum of 80% usage. The retail arm of the business accounts for about 30% of the takings from each centre. The strategic plan for retail is set to increase investment in sales this year to 35%. Each Centre will be given a budget to develop and implement a sales and marketing plan to trial. The most successful may be implemented nationally and will attract an incentive for the most successful Centre. The catering facilities are currently leased to private operators, and this is reconsidered during each annual planning session by the Board, which produces 5% of the income, less than the rent off-set