yarn commands

Command  Description  
yarn initInitialize a new project, adds yarn to your project
yarn installInstalls dependencies declared in package.json file to a project
yarn add packageinstall, adds the package to dependency section of in package.json file
yarn remove packageuninstall & Removes the package from dependency section of in package.json file
yarn upgrade packageUpdate the package to latest version based on version syntax mention in package.json
yarn global add packageinstall the package globally
yarn run scriptsRun specified script located in scripts of package.json