What an LLC actually gives you

• Personal liability shield: if the business is sued or owes a business debt, your personal house/savings are generally protected (the "corporate veil").
• Credibility + separateness: easier business banking, some suppliers/partners want an LLC, clearer for taxes if you have partners.
• Tax flexibility: can later elect S-corp treatment to trim self-employment tax once profits are meaningful.

What it costs (the part "start an LLC for $49" hides)

• State filing fee: $40-$500 depending on state (e.g., ~$50 in many states, ~$70 in New York, ~$900-ish California franchise-year one-time).
• Annual/ongoing: California has an $800/yr franchise tax; New York a filing fee; some states annual reports $20-$300.
• Publication requirement (NY, AZ): extra cost and paperwork in some states.
• Registered agent (optional but common): $0-$300/yr.
• Separate bookkeeping: now you must not commingle money; more admin.
• Separate EIN + bank account: usually free-ish, but real tasks.

The honest decision tree

Your situation	Sole prop first?
Low-risk digital products / print-on-demand, one person	Yes — wait and upgrade
Dropshipping/physical goods with liability risk (defective product, injury)	LLC sooner — the shield has value
You have a business partner	LLC — formalize ownership now
You're a freelancer/consultant, clients may sue	LLC reasonable — cheap insurance
You're testing a side hustle with unknown traction	Skip it — spend on the product first

The liability gap sole proprietors ignore

Selling physical products means real injury/liability risk (a defective item, an allergic reaction, shipping damage). A $100 filing fee that protects your $50k savings from one lawsuit is cheap. That is the strongest argument to early-form an LLC. Services (writing, design) carry lower sudden-liability risk.

Common over-advice

• "Get an LLC for taxes." An LLC by itself barely changes taxes; you're a sole proprietor for tax purposes unless you elect S-corp, and that only pays off at several thousand $ of profit. If someone sold you an LLC purely on tax savings, they sold you something.
• "LLC = credibility for a $5 ebook." Nobody checks. A refund policy and a real website matter more.
• "Form it in Wyoming/Delaware for privacy." For a tiny US business, that's a foreign qualification headache plus two sets of fees. Form where you actually live and operate.

A practical path

1. Start as a sole proprietor (it's the default if you just sell). Keep money slightly separate.
2. Get a free EIN (IRS, online, ~5 min) if you want a business bank account without an LLC.
3. Buy product liability insurance if selling physical goods — that's the real risk cover, not the LLC.
4. Once you have partners, real liability, or ~$10-20k+ profit where S-corp election pencils out, form the LLC. File it yourself or via a cheap service; skip the $300 "package" unless you hate paperwork.

An LLC is genuinely useful for liability and partnership, and genuinely over-sold for taxes and "credibility." For a first solo digital side hustle, you can often start now and formalize later without penalty. For physical goods with injury risk, the $50-$100 shield is worth having on day one.