SEOmoz Beginners Guide to SEO – Spamming
How Do Search Engines Find Spam?
They use two tools that measure relevance and trust.
TrustRank – An algorithm that measures how close or removed a site is from trusted benchmark sites usually .edu or .gov sites.
HITS – an algorithm that measures link quality.
Page Level Spamming
Search engines look for the following practices that lower site quality and the user experience:
Low Quality Directories
Low Value Pages
Domain Level Spamming
At the Domain level, the search engines look for the following indicators:
Check out the video below and get more details on what these spamming practices are and why you want to avoid them.
Stay with it, stay well and may your travels be prosperous.