Applying US visit visa

Hello all ..
hope you all must be doing well ..
i need information on applying US visit visa from KSA.
What are the scopes and chances to get US visit visa from Jeddah ?
my brother is US citizen .. and i got refused in 2013 when i apllied from pakistan .
so can anyone tell that should i apply and take chance from here ?
what supporting documents should i attach ?
can any successful visa holder share questions which were asked in interview ?
Waiting for positive answers and as much info as anyone can give ..

Kindly visit the following location for getting the correct information.

Abu Bakr As Siddiq Road, Al-Sharafeyah, Jeddah … 39.1823141

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