https://locusbim.com/blog Tactical how-tos, comparisons, and deep dives on PDF markup, BIM coordination, and the workflows that keep A&E firms moving. en-ca Mon, 18 May 2026 00:00:00 GMT https://locusbim.com/blog/bcf-2-1-geometry-roundtrip https://locusbim.com/blog/bcf-2-1-geometry-roundtrip Mon, 18 May 2026 00:00:00 GMT BCF 2.1 was designed for issue exchange between BIM tools, but the geometry round-trip is where most tools quietly drop information. Here's what gets lost, why, and how to preserve full markup geometry on import. https://locusbim.com/blog/link-2d-markups-to-3d-elements https://locusbim.com/blog/link-2d-markups-to-3d-elements Mon, 04 May 2026 00:00:00 GMT Walk through linking a rectangle on a floor-plan PDF to its corresponding wall in the 3D model so reviewers can fly between sheet and model with one click. https://locusbim.com/blog/orthographic-sections-from-ifc https://locusbim.com/blog/orthographic-sections-from-ifc Mon, 20 Apr 2026 00:00:00 GMT Skip the Revit round-trip and generate clean orthographic section drawings straight from an IFC file, scaled and ready to mark up. https://locusbim.com/blog/acrobat-pro-vs-bluebeam-vs-alternatives https://locusbim.com/blog/acrobat-pro-vs-bluebeam-vs-alternatives Mon, 06 Apr 2026 00:00:00 GMT Side-by-side evaluation of Acrobat Pro, Bluebeam Revu, and lightweight alternatives for engineering plan-review workflows. Pricing, performance, and the BIM-coordination gap.