0 to call or visit a possible customer to try to sell them something without being asked by the customer to do so:
1 to phone or visit a possible customer to try to sell them a product or service without being asked by the customer to do so:
2 a phone call or visit from someone trying to sell a product or service who has not been asked by the customer to do this:
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.