Yes, you will want slightly heavier paper if your newsletter is a self mailer and has to withstand the rigors of the U.S. Postal Service. Offset refers to the grade of paper and is the most popular grade used by print shops. Again, this is fine if you have the budget for it. But if you're looking to lower printing costs, consider using a lighter sheet. The savings can be substantial, especially if you are printing high quantities.
Colors appear more vibrant and photos look sharper.
On the other hand, coated paper can also be very pricey compared to regular uncoated paper. If you use lots of photos in your newsletter, or lots of colors, you may not want to sacrifice the enhanced look of your coated-paper newsletter for cost savings. However, if your newsletter uses only a couple inks, and contains mainly text and clip art, readers won't notice much difference in the paper's performance, and you'll likely be able to save significant money if you switch to uncoated paper. This is especially true if you are printing higher quantities. Avoid bleeds A bleed is when ink extends all the way to the edge of the sheet, such as the blue boxes at the top left and bottom right of this newsletter.