Q&A for How to Build a Compost Bin

That's a good method, especially if the barrel has ventilating holes.

Yes, but be sure to make holes in the bin to allow for ventilation. You can also use plastic bins to compost indoors, but you may want to add a carbon filter to avoid unpleasant smells.

Stir it with a pitchfork so the bigger pieces of soil will move to the bottom and you can reach the nutrient-dense compost.

Yes you can, as long as the wooden box is made with untreated wood.

You can shovel some out till it's light enough to tip it over. Another approach is to shovel out as much as your want, then turn over what is left and leave to keep decomposing.