Difficulty - a matter elevated for thought or solution; "our research consisted of 10 difficulties to solve" Wise Vocabulary: associated phrases and phrases Publishing: printing & word processing three-D printing bed boldface boldfaced bolding hanging indent impression imprint indent indentation placeholder plaintext pre-print pre-printed pre-publish superscript superscription swash t... https://andyqitim.tinyblogging.com/not-known-factual-statements-about-hbr-case-study-writing-help-80202433