I've been helping Oregon landlords navigate this stuff for years, from the Portland metro all the way down the state, and I can tell you that a little proactive planning now saves a ton of headaches (and money) later. Whether you're a hands-on owner-manager with a handful of units or you've got a bigger portfolio, this guide will walk you through the must-know deadlines, what records to round up, the best deductions to claim, and those sneaky pitfalls that trip folks up. We'l