Here you can see - when trading USD pairs xxxUSD - then if all pairs are in sync and print the same alert within one or 2 bars from each other - it means that the probability of the trades with these xxxUSD pairs are much higher to play out.
From these 4 examples - you can see that 3 of them gave the same alerts - and you could have traded any one of the 4 if not all 4.
From these 4 examples - you can see that 3 of them gave the same alerts - and you could have traded any one of the 4 if not all 4.