Provide a clear example of a similar job you have done in the past.
Freelancer don't provide us place or private message unless buyer contact us, therefore we cannot submit the portfolio, examples apps and our creative work. Also we do not post the portfolio and work examples publicly to avoid other people copying it and claiming as their own.
Proposal:
Hi, we have read the project description and we are very confident to do the job from start till end. We definitely have some questions when we discuss the project with you. Please check our profile and the reviews given by the clients who have worked with us and see how much they appreciate our work by giving us their wonderful word in shape of feedback. Please send us a message so we can submit the links of our portfolio and then you can review and if you like we can start discussing project to help you to reach the final decision. So it will be great if we can talk together on the project to list down all features of the project. Please let us know and we can revise everything after brief discussion. We offer IT, Web design, web development and Smart phone application development. Also we shall share the portfolio and detail of the project once we in communication, we provide lifetime free support for our work and always believe in long-term relations.
Thank you