Web 2.0 is a new version of web development & design so doing seo of web 2.0
WordPress, Blogger, tubmlr
Web 2.0s are free blogging platforms, that allow you change URLs, images and video,contact forms.
Web 2.0 is a PBN platform. It helps to create free blogging websites for seo purpose.
Web 2.0 Link Building for Branding, about filling out your profile the links or websites part,
Web2.0 is a web property used to build blogs and websites to promote content in search engines.
Web 2.0 is of Off-page SEO.used to create backlinks and users to create their pages with URL.