The key components of SEO include keyword research, on-page optimization, off-page optimization, technical SEO, content creation and optimization, user experience (UX) optimization, and tracking and analysis of website performance.

Organic search results are the unpaid listings that appear on search engine results pages based on their relevance to the user's search query. Paid search results, on the other hand, are advertisements that appear at the top or bottom of the search results, and businesses pay for each click on their ads.

The time it takes to see results from SEO can vary depending on various factors such as the competitiveness of your industry, the quality of your optimization efforts, the size of your website, and search engine algorithm updates. Generally, it can take several months to see significant improvements, but ongoing efforts can yield long-term benefits.

Success in SEO can be measured using various metrics such as organic traffic, keyword rankings, conversion rate, bounce rate, average session duration, and backlink profile. Tools like Google Analytics and Google Search Console provide valuable insights into website performance and SEO metrics.