D - Drill 's turnover fell by 40 % during the first six months of her tenure .
She undertook a programme of restructuring and modernisation , a process that included making some redundancies and renegotiating supplier contracts .
D - Drill 's turnover fell by 40 % during the first six months of her tenure , and she undertook a programme of restructuring and modernisation , a process that included making some redundancies and renegotiating supplier contracts .