What are the consequences if you fail with that? . What if I am employed in more than one part-time skilled job at the same time?
You will be considered full time if you work a combined average of at least 30 hours per week with your employers.
Can you tell me more information on what are the advantages of applying for an income-driven repayment plan?
Completing the application allows you to select an income-driven repayment plan by name or  request that your loan servicer determine what plan you qualify for. The loan servicer would then place you on the plan with the lowest monthly payment.