Week 0 — Billing and Architecture Concept Design Doc Concept.pdf Logical Design Doc https://lucid.app/lucidchart/6d3d2297-d8e9-4c87-8c79-61468c008b5c/edit?viewport_loc=-910%2C-312%2C4436%2C2124%2C0_0&invitationId=inv_07c68072-7a20-4651-9930-3f0d971601eb