Over the years we have been asked many questions about business web and advertising. If they don't I ask for their demographics. Advertising requires us to reach as many potential customers as economically as possible. I know that the size of each keeps growing.
Many people have a collection of business cards.
They use them to quickly find people or businesses that have impressed them. There are several reasons to advertise on the World Wide Web. I have hundreds of business cards. I have a web business card. I have been ask many times what is the phone number while I was connected, silly me I hit the search button for the business or item.