Complex sentence: There is usually a primary message that conveys more strongly to your customers what you do and the benefit it offers to them, supported by a number of secondary messages, each of which may have a number of supporting arguments, facts and figures.
Split into simpler sentences: There is usually a primary message that conveys more strongly to your customers, what you do and the benefit it offers to them. This is often supported by a number of secondary messages, each of which may have a number of supporting arguments, facts and figures.