What advice also have a great day!
@Nail Grease likes to replace his tires after only a couple of years. Maybe buy a set of his take-offs.If you’re going to buy some used tires make sure to check date of manufacture. My general rule for safety is approximately 6-7 yr before replacement.
When I was in college and had no money, I could still afford new tires for my Schwinn.When I was in college and had no money, used tires was what I had to do.