Designer Bulk Packs each feature one of the five different architectural styles represented in the modular system. Each pack contains plans for three specific buildings and all plastic modular parts needed to finish any one of the three. Styrene roof material, clear window material, complete instructions, building plans and painting and weathering tips are included.
 
20th century storefront buildings enhance the marketplace with dignified style. The upper floors accommodate offices, showrooms, and financial institutions, while large display windows at street level attract customers to the retail activity within.