 Funding is currently being invested in the development and promotion of the area for tourism, and residents are increasingly offering flourishing 4 and 5-star rated B&B and Guest House accommodation.Some 100 local people earn part or whole of their living from tourism.Hadrian's Wall Heritage Limited – the body charged with maintaining the World Heritage Site corridor – estimate that visitor numbers (already circa 400,000 per annum) are set to rise 8% per annum over the next 3 years, which could be problematical, considering that current numbers are already causing damage to the main attraction.