Start with a 4+ second boost...
	Unlocking hard races...
	Unlocking MIddle Races...

First, start a practice race. When the number 3 begins to fade, press and hold down X. When number 2 starts to fade, let go of X. When 1 starts to fade, press and hold X. If this was done done correctly, you should immediately start off with a extra-fast start and a 4+ second speed boost!

To unlock the hard difficulty races come in 2nd or 1st in all three middle races.

To unlock the middle difficulty races come it 3rd, 2nd, or 1st in all three easy races.