I stir and break up my shisha in the tub with tongs first, to help loosen it up. Then I sprinkle it as I can over my bowl, just so it barely reaches the top. Foil over it, shiny side down, and make a 3x3 box of smaller holes, and then four more pokes outside the middle of each side of the box, so it ends up looking like this :
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I then cut my coals (usualy Quick-lites, tabacco shop near me doesnt carry anything else
) into thirds, and put them so it somewhat makes a triangle over the box. Works well for me, and I get good, thick and cloudy smoke from that.