Repair Your Own Credit

I have limited credit and I am in need of a credit card. I have applied to a view credit cards and have been denied. Which is the best credit card to apply to when you are in a limited credit situation that has a good approval chance?

How to get out of Credit Card Charges. The reality is they are hard to get out of but it’s not impossible. www.gradualreport.com for less

I need a credit card to cover my expenses for my job. My expenses average 4K a month. What would be the best card for me to get for airline miles, hotels, vacations, ect…
Thanks for your help.