The main reason a site might use nofollow relates to scenarios in which that site lacks total control over the links that are added to its pages. In other words, they don't want to show Google a vote of confidence when they don't know whether or not they actually are confident. This is more common than you'd expect; here are a few examples. http://fotografija.ba/members/guidemz/profile/ http://134.209.0.112/mz https://genotipia.com/miembros/themarketinguidegmail-com/profile/ http://lift.uwindsor.ca/tt/https://www.themarketingguardian.com/ http://www.cplusplus.com/user/guidemz/ http://sae.uqac.ca/logementhorscampus/author/guidemz/ https://vbscan.fisica.unimib.it/guidemz https://network.changemakers.com/profiles/themarketinguide http://cinematreasures.org/members/guidemz https://www.imagekind.com/MemberProfile.aspx?MID=c049d243-4220-42d4-af66-4437d3653862 https://www.gurufocus.com/ic/space.php?uid=641687&do=info https://gitlab.in2p3.fr/guidemz https://git.qt.io/guidemz https://cs-gitlab.union.edu/guidemz https://clyp.it/user/vrqaeues https://forum.reallusion.com/Users/2894518/guidemz https://fold.it/portal/user/995107 http://chemie-digital.zum.de/wiki/Benutzer_Diskussion:Guidemz https://phab.enlightenment.org/p/guidemz/ https://studiumfc.umontreal.ca/blog/index.php?userid=238825 https://topsitenet.com/article/443787-guidemz/ https://guidemz.netboard.me/guidemz/?tab=180763# https://uberant.com/article/860100-guidemz/ http://www.musicrush.com/guidemz/blog/59600/guidemz https://sphere.social/hello/blogs/view/255840 https://mambiznes.pl/forum/profil/61091-guidemz/?tab=field_core_pfield_11 https://www.movilesdualsim.com/miembros/guidemz.196979/about https://dev.pyra-handheld.com/guidemz http://uid.me/guide_mz http://members.blogging.org/index.php?members/guidemz.311/#about https://www.triphobo.com/profile/guide-mz/5f176a2fbedbd26a372685ed https://fmfan.ru/profile/141795-guidemz/?tab=field_core_pfield_1 https://www.lamarihuana.com/foros/members/guidemz.228664/#about https://e621.net/users/672025 https://www.td.org/user/about/guideMz https://forum.driverscloud.com/index.php?/profile/230040-guidemz/&tab=field_core_pfield_12 https://www.intensedebate.com/people/guidemz http://windytalez.moo.jp/userinfo.php?uid=2809357 https://community.atlassian.com/t5/user/viewprofilepage/user-id/4022228 https://www.gta5-mods.com/users/guidemz