Château Mouton Rothschild It is generally agreed that the best attributes of luxury real estate marketing professionals are integrity, market knowledge, listening and negotiation skills. Quite often these qualities are considered to be what differentiates one agent from the others. But, these traits and talents are merely the price of admission into the top tier of the real estate field. If your competitors all embody these characteristics, using words like integrity to set you apart from the pack, simply fail.