Currently I earn £18,000 dh earns approx £20,000. We have 4 children & pay £150 per week childcare. Dh has been offered the chance of childcare vouchers. Are we better off going for this or should we stick to paying cm cash where we get £110 per week WFTC. Does anyone have any views? Worringly I work at an accountants and our tax manager had no idea