Digging tips?

[CMeta]

Anything you particularly keep an eye out for when digging? Ex: album cover art, genres, etc...

For myself, I always keep an eye out for trippy and psychedelic cover art... I usually get the best vibes from those kind of records even if I have never heard them before.

But what do you usually look for when you go digging for samples? And any other digging wisdom you wish to share..