In March 2017, the DfT awarded the south west railway franchise to First/MTR - South Western Railway, for a minimum term of 7 years. To date the franchise has delivered: Relentless delays & cancellations Incorrect or no travel info Aggressive revenue enforcement Onerous claims process
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More details
https://www.standard.co.uk/news/transport/one-in-four-trains-late-each-day-on-troubled-south-western-railway-a3994856.html
https://www.dailymail.co.uk/news/article-6482487/Commuters-hit-delays-cancellations-South-Western-Railway.html
https://www.telegraph.co.uk/news/2018/12/09/christmas-rail-passengers-facing-perfect-storm-delays-disruption/
https://www.bbc.co.uk/news/uk-england-46258720
https://www.bournemouthecho.co.uk/news/17255492.letter-to-the-editor/