###Importance of Using Checklist for Testing: – Maintaining a standard repository of reusable test cases for your application will ensure the most common bugs will be caught more quickly. – Checklist helps to quickly complete writing test cases for new versions of the application. – Reusing test cases help to save money on resources to write repetitive tests. – Important test cases will be covered always making it almost impossible to forget. – Testing checklist can be referred by developers to ensure most common issues are fixed in development phase itself. ###Few things to remember to before implement testing: 1) Execute these scenarios with different user roles e.g. admin user, guest user etc. 2) For web applications these scenarios should be tested on multiple browsers like IE, FF, Chrome, and Safari with versions approved by client. 3) Test with different screen resolutions like 1024 x 768, 1280 x 1024, etc. 4) Application should be tested on variety of displays like LCD, CRT, Not...