none at all
If you are inexperienced its easier to deal with just one of sides, ie lay side A, and back them back. Rather than tryign to lay both sides, or backign both sides
I would also always just stick with the shorter priced one of the 2, as liquidity better
thanks that is what i thought but in a debate with someone telling me there is big difference
i think the iquidity might be what he is on about