You may want to consider checking out these helpful blog articles to help you write winning proposals, improve your profile and tips on how to be successful on Upwork. When you apply for jobs, make sure your proposal is well written and that you're absolutely qualified and certain of your ability to complete the job you're applying for. Feel free to reach out if you need further assistance.
At first my profile got rejected and asked me to make some changes in the profile! I did that and resubmitted my profile! i don't see any option to resubmit but when i try to submit a proposal on any job it asks me to " make some changes in your profile " what are those particular changes that needs to be done before submitting the proposal?