The issue of compensation will be key: in the cases of the telephone and electricity companies, there were no legal battles because compensation was satisfactorily agreed.
From my experience, there are a few good ways to do that: make online self-service links prominent on your website and always offer them anywhere you provide your customer support number, integrate online help throughout key processes, promote Web and self-service resources in telephone hold messages, let call center agents notify customers of self-service options, and reply to email questions with the link to self-service content to re-enforce self-service availability.
One of his key policies is to raise capital by seeking strategic investors for the state-run electricity, telephone and ports authorities - if not opting for outright privatisation.