The "E" In E-1 stands for "enlisted" though the "one" signifies the paygrade for that situation. Another pay out classes are "W" for warrant officers and "O" for commissioned officers. Some enlisted paygrades have two ranks. The PageRank concept retains that an imaginary surfer that's randomly clicking on back links https://www.seoclerk.com/Link-Building/371800/GIGA-SEO-PACKAGE-POWERFUL-BACKLINKS