18/1 Across,Footballer's social nadir - or not possibly? (9,7)
5/12 Across, The Leaky Cauldron? It's found in Hertfordshire (7,3)
11 Across, Getting newer version or punching above your weight? (8)
14 Across, Working to get qualification in the same class (2,1,5)
Compiler - RORSCHACH
Many Thanks