All of these backing tracks come from my own personal collection of songs made with Band-in-a-Box by PG Music. You can download the Band-in-a-Box song file (SGU) or an MP3 or a play-along video (MP4). All absolutely free.
If you want a detailed step-by-step guide on how to make and perform with Band-in-a-Box backing tracks, have a look at my eBook "Band-in-a-Box 101: A beginners guide to making and performing with Band-in-a-Box backing tracks"
There are thousands of Band-in-a-Box files for download on this page. https://www.joannecooper.co.za/band-in-a-box-files