bidorbuy does have an national advantage over other classified platforms such as Gumtree in that it has a verified seller and rating system, this helps to facilitate to province to province trade in a way that Gumtree cannot.
You are on a framework page. sb2sb.com framework explained.
A sales channel is simply the places where you will sell your products and the way of bringing products or services to market so that they can be purchased by consumers.
Your Business Model (and target market) will influence your Sales Channel.