Develop a location tracking native android app

IMPORTANT NOTES before you bid: 1) No upfront. Payment will be escrowed as per milestones. Payment will be released as per milestones. 2) This project is only for developer (or team) who can start work immediately. 3) If you are interested, when you bid please do the below so i can identify that you are not a spam and i will consider your bid: 3.1) Provide me a brief description of what my project required. (in 4 or 5 lines of explanation) Do not tell me that it is location tracking app. Please read attached document for more info to explain in better details. 3.2) send me back my "Work [login to view URL]" with your input on both worksheets (Specification and Questions) NOTE: I will not respond to you if both 3.1 and 3.2 is not done as instructed. Also do not post irrelevant introduction details which i do not required. I will treat you as spam if you do that 4) Priority will be given to developer (or team) who has done location tracking before. (please send me a location tracking demo if you have it) Thanks and good luck in bidding.