Make it an offence to knock on doors touting for business. Some people adopting this type of sales tactic can be extremely persistent and intimidating.
You may be interested in these active petitions
People should not have put up with it.
I am self-employed, we mainly fit kitchens and Bathrooms, I have never knocked on a door asking for work.We have however come across people who have fallen victim to this type of seller.
We need to put a stop to it.