I worked the desk people call after the IRS letter arrives. Five lessons from those case files — and the inexpensive habits that would have prevented almost all of them.
By Foad Nabi, EA · Enrolled Agent · June 2026
Before I founded Help With Tax, I worked tax resolution — the side of the profession that meets people after the IRS letter. Years of that work taught me more about bookkeeping than any course, because I saw, case after case, exactly which small habits would have prevented five-figure problems. These are the five lessons I carried out of that job, told through the kinds of cases that taught them. Details are changed; the patterns are universal.
The case that defined this for me: a profitable service business hit with penalties on a return prepared — and signed — by a credentialed professional. The preparer hadn’t done anything dishonest. He’d worked with what he was given: a year of guessed categories and a missing loan statement. Garbage in, professionally formatted garbage out. The IRS doesn’t grade effort. Since then I’ve treated reconciliation — books that provably match the bank — as the foundation everything else stands on.
The most expensive cases I touched weren’t about deductions at all. They were businesses paying workers as 1099 contractors who worked like employees — set hours, company tools, one income source. When one of those workers filed for unemployment, the reclassification cascaded: back payroll taxes, penalties, interest, multiple years, every similar worker. Six figures was not unusual. If you control how and when someone works, that’s an employee, and no signed agreement changes it.
A pattern in nearly every case file: the first notice was mild, the second firmer, and by the fourth the IRS had assessed the tax its own way — always the least favorable way — and moved to collections. People freeze because the envelope is frightening. But most notices are proposals, not verdicts, and a timely, documented response settles a shocking share of them. The clients who fared best weren’t the ones with perfect books; they were the ones who answered within the deadline, every time.
First-time penalty abatement exists, reasonable-cause relief exists, and resolution firms charge real money to request them with form letters. What compounds quietly underneath is interest, which by law almost never goes away. The practical conclusion runs backward from what most people assume: if you can’t pay the tax, still file on time — the failure-to-file penalty is ten times the failure-to-pay penalty — and get on a payment plan early, because time is the real enemy.
Every non-filer case started the same way: one hard year, one skipped return, then paralysis — each subsequent year harder to file because the last one wasn’t. Five years deep, people would rather not open the mailbox. The unwinding is always the same: file the most recent years first, work backward, and discover the monster was smaller than the dread. The prevention is even simpler: never skip the filing, even when you can’t pay a dollar of it.
I left resolution work to practice on the prevention side, and eventually built this site to publish what prevention actually looks like: books that reconcile, workers classified honestly, quarterlies on the safe harbor, and mail answered on time. None of it is glamorous. All of it is cheaper than my old job.
Don’t panic and don’t ignore it — read what it actually proposes, note the response deadline, and respond with documentation before that date. And if this site’s articles can’t untangle your situation, that’s the moment for one-on-one professional help — mention it through the contact page.
Foad is a federally licensed Enrolled Agent who writes about tax and bookkeeping for small businesses.