SEO Checklist_ A step-by-step plan for fixing SEO problems with your web site ( PDFDrive )

could pay for a backlink in any
number of ways – goods, services,
free products, etc. If a webmaster
has taken any kind of “reward” to
host your links, then they are
considered part of a link scheme.
This even includes links found in
product reviews, where you have
given the webmaster a free copy of
your product in exchange for the
review and backlink.
• Partner Pages. These were all
the rage 10 years ago. You put up a
partner page on your site and link
to other websites in return for a
link back. These were also
commonly called a resource page.