While taking care of the mixdown, you‘ll realize quite often that the main vocal track sounds too weak to come out on top of the mix.
If EQ adjustments as well as chorus or reverb effects don‘t create a satisfying solution, it is time to make the vocals more present through doubling.

The effect of doubling vocals will sound more natural by multiple recordings of course. For this tutorial, though, we‘ll pretend that there is only one vocal recording and not different recordings of the same part.