Published on September 8, 2014, Jakub Marian’s book “Most Common Mistakes in English: An English Learner’s Guide” provides advice on how to steer clear of common vocabulary and grammar mistakes made by English language learners. Among other things, it discusses punctuation mistakes, irregular plurals, and improper use of prepositions. The 132-page book is intended for anyone who want to improve their English. “Most Common Mistakes in English” by Jakub Marian is a useful manual for English language learners that focusses on common mistakes in grammar, vocabulary, and punctuation. It covers topics including incorrect use of verb tenses, irregular plurals, and overuse of prepositions. By avoiding frequent errors, the book, which is intended for intermediate and advanced learners, attempts to help readers communicate more successfully in English. CreateSpace Independent Publishing Platform is the publisher, and it provides.