And because I added value to their website twice (once from the heads up about their outdated link and again by showing them my valuable resource) people were more than happy to add my link to their page: Tevens kun jouw tevens samendoen met overige ondernemers in je branche, bijvoorbeeld https://brookspmhct.ltfblog.com/27693589/weinig-bekende-feiten-over-on-page-seo