The most obvious change is the money. While a standard Bac Bo table might max out at $1,000–$5,000 per hand, a table typically features limits ranging from $100 minimum to $50,000 maximum (or even higher in private salons). This caters to high rollers who want to move significant volume.
If your query is related to travel or geography, "Bac Bo" refers to the (also known as the Gulf of Tonkin). BAC BO VIP
The tripartite structure can be read semiotically as a short narrative arc: The most obvious change is the money