Original sentence: Critics have remarked that while trams may run more frequently than heavy rail services, they are much smaller, meaning that there is actually less capacity on the Altrincham and Bury lines than in the 1980s.GMPTE have invested a lot of money converting popular heavy rail lines in to light rail, which has attracted criticism.Metrolink been criticised for its concessionary fares policy, in particular the student fare which does not extend to students over 19 years old This has attracted criticism in the form of a web-based petition from the student population, which has recently led to an assessment of demand to alter the pricing and upper age limit to the current student fare.They also point out that all trams call at every station, meaning that they are slower at reaching Manchester than some of the 1980s train services
Edited sentence: Also, all trams call at every station meaning that they are slower at reaching Manchester than some of the 1980s train services.GMPTE have invested a lot of money converting popular heavy rail lines in to light rail, which has attracted much criticism.The student fare does not extend to students over 19 This has attracted criticism in the form of a web-based petition from the student population, which has recently led to an assessment of demand to alter the pricing and upper age limit to the current student fare.Trams may run more frequently than heavy rail services, but they are much smaller meaning that there is actually less capacity on the Altrincham and Bury lines than in the 1980s