Complex sentence: GTL never bought any new vehicles, despite promises on numerous occasions in significant reinvestment in its fleet despite GTL's core routes in Kirkby and North Liverpool being considered as lucrative, profitable bus territory, GTL had an annual turnover of approximately £25m.
Split into simpler sentences: GTL never bought any new vehicles, despite promises on numerous occasions in significant reinvestment in its fleet. Despite GTL's core routes in Kirkby and North Liverpool being considered as lucrative, profitable bus territory, GTL had an annual turnover of approximately £25m.