These models use pieces mostly from a single official Lego set, making pieces much easier to acquire. All you have to do is buy the specified Lego set, and perhaps a few additional pieces to complete the set.

CB014 Consulate $10.00	CB021 Mansard Row House $5.00
CB024 Four Stars Comedy Club $5.00	CB025 Town Shop $5.00
CB020 City Townhouse $10.00