(a) Net cash (used in) generated from operations

GROUPCOMPANY
2018
£000
2017
£000
2018
£000
2017
£000
Operating profit (loss)64,07781,48296(593)
Adjustments for:
Depreciation of property, plant and equipment182,185156,29163
Net impairment of property, plant and equipment(380)131343
Amortisation of intangible assets2,1711,891
Loss on disposal of property, plant and equipment390199
Loss on disposal of intangible assets25
Share options fair value charge8651,9348651,934
Operating cash flows before movements in working capital249,333241,9289611,747
(Increase) decrease in non-vehicle inventories(1,190)525
(Increase) decrease in receivables(14,641)4,8013,27768
Increase (decrease) in payables6,899(8,952)(687)(492)
Cash generated from operations240,401238,3023,5511,323
Income taxes paid, net(11,451)(12,602)(1,603)
Interest paid(10,707)(8,552)(13,126)(11,748)
Net cash generated from (used in) operations218,243217,148(11,178)(10,425)
Purchases of vehicles(486,943)(346,305)
Proceeds from disposals of vehicles186,903176,975
Net cash (used in) generated from operations(81,797)47,818(11,178)(10,425)

(b) Cash and cash equivalents

GROUPCOMPANY
2018
£000
2017
£000
2018
£000
2017
£000
Cash and cash equivalents comprise:
Cash and bank balances21,38241,1667,211
Bank overdrafts(7,255)(21,529)(19,492)
Cash and cash equivalents14,12719,6377,211(19,492)