Document Guides
The papers no one explains to you, explained.
Reviewed by Main AI · Updated July 2026
Tax notices, leases, contracts, legal letters — the documents people get and don’t understand. Find yours below, then run your own through Main AI in plain language.
IRS & Tax Notices
What Does an IRS CP14 Notice Mean?A CP14 is the IRS's first notice that you owe a balance.
What Does a CP2000 Notice Mean?A CP2000 is not a bill or an audit — it’s a proposed change to your return because the income you reported doesn’t match what others reported about you.
What Is an IRS CP504 Notice?A CP504 is a serious, near-final IRS notice warning that they intend to levy.
Leases & Real Estate
What Is an Estoppel Certificate?An estoppel certificate locks in the key facts of your lease in writing.
Can My Landlord Keep My Security Deposit?Landlords can only keep a security deposit for specific reasons, and most states set strict deadlines and rules.
Legal Letters
What Is a Demand Letter?A demand letter is a formal request to do something — usually pay or stop — before someone sues.
Got a Debt Collection Letter?You have the right to make them prove the debt before you pay. What to do first.
Real Estate & Mortgage
Debt & Collections
More guides are added regularly. Don’t see your document? Paste it into Main AI and get it explained directly.
IRS & Tax Notices
Leases & Real Estate
Employment & Work
What Is a Non-Compete Agreement?What it can stop you from doing, and what makes one unenforceable.
What Is a Severance Agreement?You’re trading a payout for rights. What’s negotiable before you sign.
Independent Contractor AgreementPay, ownership, and classification — what to check on 1099 work.
Contracts & Clauses
What Is an Arbitration Clause?It quietly gives up your right to sue. What to look for before agreeing.
What Is an NDA, Really?What an NDA actually binds you to, and the terms that overreach.
Money & Debt
Medical & Bills
Real Estate & HOA