Does experiential marketing help brand image build up?

Yes it dose help, this type of Marketing is normally used in Medical Science, behavioural studies, and for household products, and now a days very famous in Auotmobile industry. with the rise of social, local, and mobile (SoLoMo) technology, both the ad industry and consumers’ perception of experiential marketing has shifted, as more and more brands are recognizing the need to combine digital technology and personal experiences to effectively connect with consumers. 

Sure, because you know what is in the market and you already have seen the compititors brands how it looks like and how this would affect the customer,,,