ush in solvent or oil first.</p>
<p>You can use a knife to premix the color you want to apply if you like, but in 
many cases it works as well to simply grab some paint with your brush, move it 
to a clean area of your palette, and then take the other side of the same brush 
and grab a bit of another color to mix in. It is usually wise to start by 
guessing which color you will need more of in the mix and start with a good 
quantity of it, then add the lesser color just a little bit at a time until th