Download-captain-of-industry-the-blueprint-early-access Site

: You cannot place blueprints that contain buildings or transport types (like Tier 2 belts) that you have not yet researched in your current playthrough. Recommended Community Sources

: The Captain's Office must be built and active for the blueprint interface to function. download-captain-of-industry-the-blueprint-early-access

Because there is no official Steam Workshop support for blueprints yet, players use community-run repositories: : You cannot place blueprints that contain buildings