I have given u a application to automate it what are the things will u consider

1. Consider functional requirements.
2. As per requirement identify how much automation testing required.
3. which part of the application need to automation testing.
4. Automation tool
5. Framework
6. Most important test plan which contains every details about every activity of testing.
7.Cost and licence of tool
8.availablity of technical experts and assistance of tool support
9.timelines