If you ask Google what an algorithm is, you’ll discover that the engine itself (and pretty much everyone else) defines it as “a process or set of rules to be followed in calculations or other problem-solving operations, especially by a computer.”
The correct keyword research will begin to drive more visitors to your website, engage more people, secure conversions, and revenue, and – most importantly – continuously improve your ranking and the opportunities to reach more and better audiences.
Put simple, off-page SEO covers any tactics that you can use that do not require making changes to your own website or published content and signals to both search engines and users a sense of your site's authority and are also used as key trust and relevance factors.
Every single SEO strategy is focused on getting a website to rank as high as possible on search engines, and on designing and developing a website that search engine’s algorithm’s love. That is what SEO is about.
Technical SEO refers to website and server optimizations that help search engine spiders to crawl and index your site more effectively (to help improve organic rankings).
Without a foundation of quality SEO in place, you are going to spend a lot of your time fixing stuff and doing stuff over every time the search engines catch on to your latest trick. The search engines have a personal stake in combating these tricks and leads to algorithmic updates all the time.
According to Google, “…in most cases, SEOs need four months to a year to help your business first implement improvements and then see potential benefit.”