correcting some mispelled words

Author: mariana-caldas

README.md

@@ -2,12 +2,12 @@
 
 In this repository, you will find content and resources related to the practical steps to land your first job as a web developer.
 
-To add content or request a change, please branch out by following this guidelines:
+To add content or request a change, please branch out by following these guidelines:
 
      * If you are adding a new section, start your branch saying section-course/ + the course and links you are adding, such as: section-course/html-css-freecodecamp.
      * If you are only updating our requesting an update to a section, start your branch with section/ + what you're updating, as per: section/updating-introduction.
      * All the images should be added under the folder images-web-dev-path.
-     * The Pull Request should follow a similar structure we can on the picture below wich includes a brief description of the PR:
+     * The Pull Requests (PR) should follow a similar structure we can see on the picture below, wich includes a brief description of the PR:
 
      ![PR example](/images-web-dev-path/pr-example.png)