5E - What to Spend 100 Gold on

Gold:

A disguise kit and several costumes for a disguise wardrobe
A longbow, a mastiff and a mastiff
Throw a banquet for ten people
A silvered club
2 potions of healing
Throw a banquet for ten people
A longbow and a poisoner's kit
Gemstone (100 gp) - jet (opaque deep black)
10 cows
Brewer's supplies and 15 barrels and gemstone (50 gp) - chalcedony (opaque white)