Command & Conquer: Red Alert 3/Bonus Crates

Note that you have to click on a crate to pick it up.

Healing Crate
Will automatically repair any nearby unit that collects it.

Veterancy Crate
Promotes all nearby units one rank. Multiple units can be promoted by ordering them to collect the crate all at once, although they have to be near the crate itself.

Money Crate
Gives a $1000 bonus.

Computer foes that grab these get $2000.