Orbit by dragging, pan with right-drag or two fingers, zoom with the wheel or a pinch.
Hover any glowing structure for a quick read. Click it to open the analysis drawer with tabs for strategy, evidence and data.
In Zone 2, clicking a pillar peels it into three layers: what the criterion is, what evidence goes in, and how much it weighs. Click a peeled layer to jump to that tab.
In Zone 3, toggle criteria at the funnel rim, set the final-merits sliders, then run an adjudication or force an outcome to open its recovery playbook.
The Complexity & Depth dial scales scene density and reveals deeper legal detail in every drawer.
Keys: 1–5 jump between zones, / searches, T starts the tour, Esc closes panels.
Educational material, not legal advice. It summarizes the statute (INA 203(b)(1)(A)), the regulation (8 CFR 204.5(h)), the USCIS Policy Manual (Vol. 6, Part F, Ch. 2) and published decisions. Weights, workloads and the adjudication model are illustrative teaching devices, not statistics or predictions. Fees and processing times change; confirm them on uscis.gov before filing.