Maintainance on already created app on Monthly basis

Bids will be rejected if you dont answer the following Tell me about the latest permission of android? Tell me how memory leaks happen? Have you made api's before? Have you worked on projects not created by you? If yes how much time does it take you to understand the code? Do you have a job? or is freelancing your full time thing? Are you ready to give 8 hours everyday for one month? There are more than 10 thousands of lines of code, will you be able to understand it? Each week you will be given a task and you will have to complete it. Non completion=no payment Payment will be done each week after the work is done.