Printer's Mistakes, also known as TYPOS, are errors in printed material caused by incorrect or incomplete typesetting. They can range from minor spelling mistakes to more serious errors such as incorrect punctuation or incorrect formatting. Printer's Mistakes can be caused by a variety of factors, including human error, mechanical failure, or software glitches. Printer's Mistakes can have a significant impact on the quality of printed material, and can lead to costly reprints or delays in production.