Its really great to see your suggestions and guidance to people who are not aware about UAE law. Even I being one among them need your guidance with few things please '
u have to hire one advocate who will remove your name from black list because some time name is similar so they cancelled visa so better you hired criminal advocate
I agree with bilalahmed134. Make sure you are out of the blacklisted members list. You may hire an agent who can help you in the same. Hope that will help you!
There could be many reason for our uae visa rejection .Check out this blog : Reasons for Visa Rejection this might help you.