This story was originally published on Payments Dive. To receive daily news and insights, subscribe to our free daily Payments Dive newsletter. Dive Brief: Payments behemoth Fiserv’s Clover unit dominates the small restaurant point-of-sale card processing market with an estimated 20% share, including 175,000 locations, based on an analysis by the financial firm Baird. Fintech Toast follows with an estimated 17% stake, including 145,000 locations, according to the Jan. 7 report from the firm’s research ar ...