Harassment from Lewis Pietermaritzburg

This is terrible I don't know if anyone can help me because Lewis has been harassing me and I am not even the person who opened an account with them it was my mother yet she doesn't even live with me and the manager of Lewis pmb her name is premie is threatening me with police and saying I need to open my house so that they can check I told her that she should let the police accompany them if they Wana search my house she said no I must just open up for them I think this is horrible it's been 2 times already that they have came to my business and giving me a bad reputation when my bills are paid on time .