You've been offered an entry-level software developer position at a local company for $50,000 a year. Your benefits package includes dental, medical, and vision. You will have the ability to contribute to a 401K with the company matching up to a certain percentage. You will earn three weeks of paid vacation per year and one week of additional PTO/sick time that you can use. The national average salary for your position is $60,000. How would you prepare to negotiate a higher salary for this position