Complex sentence: In case of consumer categories those have less Attention span first method of attention grabbing usually a question even at times shocking to listener and listener likely to return back a surprise how that is possible? and then the remaining sales talk or pep talk happens.
Split into simpler sentences: In case of consumer categories who have less Attention span, the first method of attention-grabbing is usually a question or statement that might surprise or shock the listener. The listener likely turns back for an explanation, and then the remaining sales talk or pep talk happens.