Crates are how goods will be represented in the game. Crates will be the same size, but can have different looks depending on what they contain.
One person can carry one crate. Cars can also transport crates.
Crates can be obtained through crimes like burgarly or robbery. They can also be produced, bought or imported.
Crates with different goods will have different weight which will impact the moving speed of the person carrying / vehicle transporting them.