This software usually contains a box where you can copy paste the lines or paragraphs which you want to check for plagiarism. All the plagiarized lines and paragraphs will be underlined in red color and the percentage of underlined data will also be shown. This tool is also used in search engine optimization. It is used by students to check the papers or assignments and make it original by deleting all the plagiarized phrases. Similarly, teachers also use it to assess the knowledge level of the student. SEO specialists are using this tool to check their hired freelancers as they need 100% unique content from them. Publishing the duplicated data is a big crime and in order to minimize this risk, almost each and every website uses this tool before publishing the content.