BMW / BMW ON CALL

BMW on call WORST service ever, got a flat tyre on Saturday No help because no tyres is available for loan sat without transport in another town for 2 days, i replaced te tyre today on my husbands way home another tyre BMW assist does not even bother to call him 50 mon later after 6 calls to the the person assisting wrote down the number wrong was in inform that loan tyres is subject to availability 600 km from hime and BMW is non existing !!!!