Outsourcing strategic business management consultancy has become the need of hour in any trade. Switching over from one to another business management consultant may not be good for the businesses. What are the factors at clients' end that create such chances? I mean: how to make business management consultancy deals long term?

When your client sees the light at the end of the tunnel, build more tunnel.

there's a wonderful acronym used on internet forums for this sort of enquiry...DYOFH.