"Marketing expertise" refers to having a knowledgeable and skillful understanding of marketing. It includes expertise in various strategies and techniques used to promote and sell products or services effectively. Full definition
With local market expertise and knowledge they'll help you find your next job abroad. (hays.ae)
A functional marketing candidate is one who engages in providing marketing expertise in the chosen functional area of a company. (sampleresumetemplate.org)
The level of marketing expertise applied by agents can make or break the sale of a home. (remonline.com)