not accepting lease agreement as a proof or residence

this company is a total waste of time, i was asked to provide a proof of residence , i sent them a copy of my lease agreement and it was rejected, i was asked to provide the coloured original copy in a scanned pdf which i did but it was rejected again, i dont believe they are viewing this documents ,how can you accept an original lease agreement as a proof or residence , i've been on it for a week now, dont bother try signing up to this time wasters.