Basically RSDI and DIB benefits are based on your work record and how much you and your employer paid in on your behalf. Also, you must have 5 years of work in the last 10 years to qualify. SSI is not based on your employment earnings but you must meet the financial need guidelines to qualify. All require that your medical conditions are severe and keep you from working. Representing claimants denied there benefits is what an experienced Social Security Disability attorney can do for you and can help you determine which disability benefits you are eligible to receive if granted disability. Try my Disability Lawyer Evaluation. You can apply for benefits at your local Social Security Office or online at www.ssa.gov.