Out of many ways to divide document into sections, you can simply make use of Word 2010 build-in horizontal line option to insert a divider. For inserting horizontal line, place the insert cursor where you want to insert it and head over Home tab, from Paragraph group, click drop-down button and select Horizontal Line as shown below. Word users are often troubled by various kinds of lines where they are unexpected and unwanted. This article will address various causes of these lines, how to remove them, and in some cases how to prevent them from occurring in future. Fionia LeChat is a technical writer whose major skill sets include the MS Office Suite (Word, PowerPoint, Excel, Publisher), Photoshop, Paint, desktop publishing, design and graphics. LeChat has a Master of Science in technical writing, a Master of Arts in public relations and communications and a Bachelor of Arts in writing/English.