Search Engine Optimization (SEO) is the process of getting a visitorwho is looking for a widget to go to your website first (or at least be in the top 3 - 5 choices)

The way this works is you put up a page of a widget on your site. The page contains all the key words or phrases that your propsect would use to find a widget. You would use pictures with subtitles or descriptions contained in the code for that picture. These words or phrases would be the ones the prospect is seeking when they do a search. Doing this enhances your pictures social signals.

If you think you know what those key words or key phrases might be, then make sure that you use them in your page.

Basically, SEO is not difficult. But, it is time consuming. Particularly if you do your SEO correctly, which is not to guess, but to do the proper research. optimize.google has a number of tools that you can use to determine what words are being used. Google is not the only one, but, they are free.

A SEO specialist uses:

SEO Tool to improve your website's SEO with professional SEO tools.

A Site Audit to check your website's health
Track web optimization progress

Backlinks: Analyze your backlink profile

Domain vs Domain, meaning see domains’ common to yours to discover more unique keywords

Advertisiing Research to gain more insight into your competitors' sites.

SEO and PPC strategy that determines your position within selected search engines (called: Position Tracking) which gets the real-time position of your website.

There is one area of SEO called "Long-tail" key words or phrases. This generally means searching for phrases that are used occasionally, but can be missed as an opportunity to get more traffic on obscure key words.