So if I buy a first class 1 week season ticket between Golf Street and Barry Links (£10.80) then technically I would have free unlimited first class travel for the Saturday and Sunday my ticket is valid for.
https://www.scotrail.co.uk/about-scotrail/news/we-are-sorry
https://www.scotrail.co.uk/about-scotrail/news/we-are-sorry
Season ticket holders, accompanied by one extra person, on routes most affected by traincrew shortages are being offered travel anywhere on ScotRail services for six specified weekends in March, April and May 2019*. Routes included in the offer are set out in the Question and Answer notes below. The offer excludes weekends when there are big events happening across Scotland’s seven cities. The offer weekends are:
Saturday 23 and Sunday 24 March 2019
Saturday 30 and Sunday 31 March 2019
Saturday 6 and Sunday 7 April 2019
Saturday 13 and Sunday 14 April 2019
Saturday 27 and Sunday 28 April 2019
Saturday 11 and Sunday 12 May 2019