Examining particular specifications. Prior to beginning the application process, make sure you have all the required paperwork and documentation & that you have carefully dual channel ram slotsreviewed the requirements for the particular type of visa you are applying for. This could include a current passport, a digital photo that satisfies certain standards, evidence of your ability to pay for expenses while in the US, and any other paperwork needed for your particular visa category. Getting Ready for the Submission Procedure.