I Forgot to include 1099-B but the gain is only $60.49. Should I file an amended return form 1040X?

Q1)  Forgot to include 1099-B but the gain is only $61.00. Should I file an amended return form 1040X? If yes than what is the procedure for Federal and State tax Amended return? 

Q2) How notify address change to IRS for future communication? So that I will receive any Query from IRS.