East Devon, Teignbridge and Exeter have a “Greater Exeter” partnership:
http://www.exeterexpressandecho.co.uk/Greater-Exeter-created-council-link/story-24643530-detail/story.html

East Devon, Plymouth, Teignbridge and Exeter have a shared IT partnership:
http://www.westernmorningnews.co.uk/Cross-council-merger-puts-170-Devon-jobs-risk/story-18143536-detail/story.html

East Devon is one of the districts signing up to a devolutionary Somerset and Devon:
http://www.bbc.co.uk/news/uk-england-34155536

East Devon has bid for a debt recovery service with
North Devon District Council, Teignbridge District Council and Torbay Council:
http://www.sell2wales.gov.uk/search/show/search_view.aspx?ID=SEP103432

It’s getting a bit like a polygamous marriage!