What is Seo and Sem?

SEO and SEM are two sides of the same coin, but they consist of very different actions and relate to different aspects of marketing. Seo (Search Engine Optimization) covers the studies that show the correct sites to the user in organic searches of sites that meet Google criteria by scanning the site by search robots. Sem (Search Engine Marketing) is the websites displayed in the advertisement spaces in Google search engines. It covers the work done to get to the first place in advertising areas. Sites with Seo (Search Engine Optimization) are more suitable for visitors who are more researcher about the website. Sem (Search Engine Marketing) is the website that is shown in the first place above the organic results in search engines. With Sem (Search Engine Marketing), you can show a product or service you want to sell in advertisement areas with the content you want. The important difference between the two is; You pay advertising fees for Sem (Search Engine Marketing). For Seo (Search Engine Optimization), you can show your site in organic searches without paying a fee.
What is GTmetrix?

GTmetrix shows the optimization performance of your web pages. It provides information for you to configure your site correctly with detailed data. With this information, you can increase the speed of your website. It is the website where you will do the foremost seo analysis for your website. It is a qualified web page that will help in SEO work for your website. It analyzes the quality and performance of your website by giving values from A to F. It is a tool where you can test your website speed and generate detailed reports. It is an ideal analysis site especially for website designers. It is an important seo tool with which you can avoid delays on your site.
What is TrustRank?

TrustRank is a special seo link technique for determining safe sites and increasing the quality scores of sites that provide accurate information. It is a special form of qualification used by Stanford University and Yahoo in the fight against spam. It ensures the quality ranking of all spammy websites specially determined by both Google robots and experts. Many brands in the web environment use spam techniques to rank higher in search engines due to commercial race. Since each page will be difficult to examine, some reliable private sites are flagged and the link exits from them are given website quality scores.