It can also add value to a business that depends on water and therefore add value to the sale of a business. Only two of the allocation examples surveyed indicated that there were no restrictions to granting such requests (Nova Scotia, Canada and Estonia). For the Murray-Darling Basin, Australia, the catchment is “closed” and access to surface water for new entrants is limited to purchasing entitlements (or leasing entitlements or purchasing allocations annually) from existing owners.