She's one of many Sussex commuters fed up with the standards of service of our trains but she has a bit more clout than the average commuter - and today she set about using it.
Caroline Lucas, the Green Party MP for Brighton Pavilion, has launched a Parliamentary Bill proposing the renationalisation of the rail network. She says it would reduce fares, improve punctuality and save taxpayers a billion pounds a year. Andy Dickenson reports.
The Department for Transport have now issued a statement for this report.
They said: "We are determined to make journeys better and it is unacceptable that customers are not always receiving the service they deserve.
"We believe that franchising provides the best way to improve services and closely monitor the performance of all train companies - and offer them incentives to meet targets."
The Tonbridge MP Tom Tugendhat has formally marked the start of a project that will extend twelve station platforms between Edenbridge and Uckfield. The project will allow the introduction of 10-coach trains that will reduce crowding on the Uckfield line and help to meet growing passenger demand. The new longer trains will increase capacity on the line during the morning peak by 50% from July 2016.
Network Rail will build the longer platforms and infrastructure, and Southern Railway will lease, refurbish and run the trains.
There is a reduced service on Southern trains between Brighton and West Worthing due to over running engineering works. Trains that start / terminate at West Worthing will not run, all other services are unaffected.
Service has been suspended on Southern trains between Lewes and Seaford due to a signalling problem. There is no estimate for when services will resume.
Southern Trains is to ban its passengers from using electronic cigarettes on its trains or at its stations from the 26th July.
The rail operator said the measure brings Southern and Gatwick Express services into line with the rules on Thameslink and Great Northern services. Southern and Gatwick Express will join the other two firms in the Govia Thameslink Railway (GTR) franchise at the end of July 2015.
Service suspended on Southern between Eastbourne and Lewes due to electrical supply problems at Polegate.
Delays of up to 40 minutes on Southern at Fratton due to electrical supply problems.
Disruption on Southern between Epsom and Horsham due to broken down train at Epsom. Tickets being accepted on South West Trains and First Great Western services.