Teach me how to blend in PS CS2

[Camara]

Really,I don´t know how to blend.First I put the colors,and then I use the same brush but with a lower opacity and flow.Is it right?Can someone show me a tutorial about blending in PS??

Thank you very much!!

[Anid Maro]

Here (http://www.conceptart.org/forums/showthread.php?t=47859) you go.

[Camara]

Yeah!!Thanks,man!