On Monday, May 11, postage for a first-class letter will increase to 44 cents. The average increase for mail will be 3.8 percent with periodicals increasing by 4 percent. The complete release from the U.S. Postal Service concerning the new rates can be viewed in pdf format by going to http://www.wichita.edu/postoffice. While at the Web site, please review the stamp gallery on the new stamps coming out soon.