To get 10% bonus just got harder

[Toxcatl]

Give this training session 2 times with video bonus to get 2% from 8% to 10%
Give this training session 4 times with video bonus to get 10% from 0% to 10%

Please, don't overuse tags, everybody can read your text just fine without it. (Comic Sans, seriously? And your eyes don't bleed? Because my eyes do =])

Using 2x bonus videos is up to you, but you should know that you are wasting videos (equals rest packs). You are spending precious resource for nothing.