Amazon and Waitrose ban customer for complaints and returning too much

Firms are sometimes alerted when a customer displays ‘unusual’ activity, such as requesting what may be viewed as a disproportionate number of refunds. Photograph: Purple Marbles/Alamy

Retailers can bar shoppers for – in their view – returning too many items or making too many complaints, as Nannette Herbert has discovered.

Herbert told Guardian Money she has been banned by a number of retailers – including Amazon and Waitrose – for making complaints and refund requests.