A skill empowerment question from a nub!

[headhuntah]

if i empower for example heals[2] and reduce cast time does that also reduce heal[3]? or do i have to spend skills points again?

if so... then wat is the best level to empower heal?

[xRagnavalox]

Yes if you empower heal 2 it goes to heal 3
btw this is Fighter forum not Cleric