You can sell or lend the physical copy you own. You can’t make a copy and then loan that. Copyright is the right to control making copies. You could sell or le

You can sell or lend the physical copy you own. You can’t make a copy and then loan that. Copyright is the right to control making copies. You could sell or lend virtual copy if the platforms supported that. You are allowed to make a copy for backup purposes, and no one will ever know if you use that or even lend it. But if you make business of it, then they will notice and sue you.