Welcome to Nightfall.
1. Sign language can be taken as a bonus language.
2. To learn a new language, you must spend 2 skill points into Linguistics instead of the stated 1 point.
3. Hp is half +1 or better. On a d8 that mean 5 or higher.
4. Spellcraft can be used to “edit” spells, or apply them to use they aren’t meant for. example: you may use expeditious retreat, a spell meant to make only the caster faster, to increase the speed of a train car, assuming you pass the spellcraft skill check