WHAT DOES DOUBLE DIAMOND SLOT MACHINE MEAN?

Some Double Diamond slots have a single profitable pay back line, although Other people have as many as 5 pay out strains. You will also come across some where you can Engage in one coin per spin, but Other folks in which you can Perform 3 coins for every spin. So, which is the best a single to Perform?And if you want to have an opportunity at prof