Sales coach and author Wendy Weiss, also known as The Queen of Cold Calling, says too many salespeople make fundamental mistakes early on.

FORBES: How The Best Salespeople Make The Sale

We consulted with sales coach and author Wendy Weiss, also known as The Queen of Cold Calling, Jill Konrath, author of SNAP Selling and Selling to Big Companies, and Paul Castain, Vice President of Jedi Mastery at Castain Training Systems, to compile two lists: the 10 things salespeople should never do, and the 10 things salespeople should always do.

FORBES: The Essential Do's and Don'ts of Selling

He said it could create the incorrect impression that there were "cold houses" for Protestants at Queen's University Belfast and the University of Ulster.

BBC: Disparity in community background at universities