Training a Special Ability or New Position

[Bunzo]

I use the old version to power train a player btw
& don´t play the player before adding anything if you are power training him

[Al Svanberg]

I use the old version to power train a player btw
& don´t play the player before adding anything if you are power training him

Is it too much to power-train and play the player at the same time?