One area where there is an obvious hole in the market imho would be catering for the disabled traveller. If she could provide a service whereby she could organi

One area where there is an obvious hole in the market imho would be catering for the disabled traveller. If she could provide a service whereby she could organise disabled friendly flights, assistance to and from the airport, guarantee accommodation would meet your requirements etc it would be a great load off the mind of those who fear travelling due to their disabilities. A "disabled holiday planner" effectively.