Although there's more carriages on these West Midlands Railway trains now, there's still often standing room only for the early part of the journey to student suburbs catered by University and Selly Oak stations.

Source: https://www.birminghammail.co.uk/whats-on/whats-on-news/last-train-home-birmingham-found-28277190

No West Midlands Railway services will be running when workers walk out again next week.

Source: https://www.expressandstar.com/news/local-hubs/birmingham/2023/01/27/train-company-warns-passengers-of-disruption-as-no-services-to-run-on-two-days-next-week/

There will no services on West Midlands Railway routes on these days due to the strike action planned by The Associated Society of Locomotive Engineers and Firemen (ASLEF) union.

Source: https://bromsgrovestandard.co.uk/news/train-strikes-no-services-on-any-west-midlands-railway-routes-on-may-31-and-june-3-44938/