What I used to do is send the same list through every month, maybe change a few songs here and there.
We didn't have youtube and such then so it made it easier.
I also got a visit out of the blue, I think the reason being is that we were on a very busy road so you couldn't miss us.
They also...
When I had my restaurants, many moons ago, it was compulsory to register, regardless of the music you played and volume of it.
Once a month I had to fill out a form of what songs I played and submit it to SAMRO.