Automation testing lifecycle

1.  Selection of tool : The first question which raises when we start the automation of any application is that which tool we should ,weather the tool is fulfilling all our requirements or not Under this section we use to check compatibility of tool with the AUT, resource availability for that tool, Cost and time benefits by using the automation tool.  
2. Check the scope of tool with application: In this use to check that up to what extend we can test the application. 
3. Select the test cases to be automated: Then we use to check what are all the test cases which should be automated. 
4. Design the frame work for the Suite: Then design the framework where we can increase the re-usability and maintainability. 
5. Develop the automation test scripts:Then we develop the test scripts as the frame work 
6. Maintain the scripts: In the end we have to maintain the scripts as per the new updates in AUT. 
7. Synchronize the scripts: Then we have to synchronize the test scripts very carefully. 
8. Add recovery scenarios:  If the test scripts are stacking any where we have to add expected recovery scenarios over there.    
9. Execution of scripts: Execution of test scripts and verification of test results.
10. Maintain the scripts: In the end we have to maintain the scripts as per the new updates in AUT.