• Needs To Exist
  • Posts
  • Idea Of The Day - Let renters invest their deposits, because sitting in escrow is the dumbest thing ever.

Idea Of The Day - Let renters invest their deposits, because sitting in escrow is the dumbest thing ever.

GM. This is Needs to Exist (aka NTE), delivering you a startup idea that turns rental deposits into investment opportunities.

Over 4,000 startup ideas, one tiny unlock: NTE Pro - $99 to access them all instantly.

NTE Zero to One helps you build your idea into reality, fast, clear, and without the usual startup chaos.

We built this tool for the NTE community to upgrade your meh titles. Try Titlebooster free, then hit reply and let us know what you think.

Check out all the past newsletters here

Here’s what we’ve got for you today.

  • Daily Idea - Invest Your Deposit

  • Startup Confessional

Turn Rent Deposits Into Growth

Ready to build this idea? Let’s make it real, sign up for NTE Zero to One.

The One Liner

Make your security deposit work for you.

The 140 character tweet (or X) version

Why should your landlord hold your cash for a year? Let it earn. This flips deposits into investment accounts, upside for both sides.

The Longer Story Version

The Problem
Every renter knows the pain: fork over $3,000 in a security deposit… then watch it sit there doing absolutely nothing for 12 months (or more).

It’s dead money. You don’t touch it. You don’t grow it. You just hope the landlord doesn’t get cute with “wear and tear” deductions on your way out.

Multiply that across 100M+ renters and you're looking at billions trapped in escrow purgatory.

Now here’s the kicker, landlords don’t really want to hold your money either. It’s a liability. It’s admin. And most of the time, they’re earning zero on it too.

It’s a broken system. One that benefits no one.

The Solution
What if your deposit… wasn’t a deposit?

What if it was an investment?

🏦 You put $3,000 in → it gets allocated into low-risk ETFs, stablecoins, or diversified baskets.
📈 It earns yield while you rent.
🤝 Upon move-out, you and the landlord split the upside or just take your principal back, depending on the setup.
🔐 Landlords still have access to the funds if needed, so their risk is covered.

Basically: you get growth. They get coverage. Everyone wins.

And with clear smart contracts or custodial layers, trust isn’t an issue. It’s math.

How We'd Build It

Stage 1 – MVP for Fintech Tinkerers & Landlord Redditors

  • Stack:

  • Audience:

    • Focus on indie landlords, co-living operators, or startup-y tenants in high-rent markets (SF, NYC, LA).

  • Go-To-Market:

    • Position it as “Robinhood for Renters.”

    • Reddit + Twitter for user education and buzz.

    • Incentivize early adopters with “0% landlord take” for the first year.

Stage 2 – Real Estate Integration & Compliance Scaling

  • Stack Upgrades:

  • Audience:

    • Mid-size property managers, proptech players, and renter fintech startups.

  • GTMs:

    • Partner with co-living spaces, build-to-rent developments, and tenant insurance providers.

    • Bundle with other value-adds: rent reporting, credit building, yield comparisons.

Stage 3 – Institutional Version for REITs & Asset Managers

  • Pitch to REITs and large landlords as a capital efficiency upgrade.

  • Add liquidity options and secondary markets for deposits.

  • Go full B2B2C - white-label it as a tenant perk with embedded finance inside larger rental flows.

Why It Needs to Exist
Because renters should stop lighting thousands on fire.

Security deposits are an outdated idea from when your landlord was just your landlord. Today, they can be your partner.

If Robinhood made investing cool and Airbnb made renting flexible, this makes renting smarter.

Landlords get peace of mind. Renters get growth. Everyone gets a slice.

It’s not a finance product. It’s a mindset shift.

And whoever builds this first? They won’t just own tenant love, they’ll own their wallets too.

Still thinking about that idea?

NTE Zero to One helps you stop spinning and start building.
Real plan. Clear steps. No fluff. $49.

Startup Confessional Booth

[Interior: dimly lit booth, moody lighting, camera rolling. One person at a time walks in, sits down, hears the pitch in a single sentence, then reacts.]

Voiceover (off-camera):
“You just moved into an apartment and dropped $3,000 on a security deposit. What if that money… went into an investment account instead of sitting there collecting dust?”

Person 1 (young renter, hoodie, iced coffee):
Wait… so you’re telling me my deposit isn’t just rotting in some landlord’s savings account?

[beat]

Bro. I thought that money was gone-gone.

Person 2 (millennial couple, NYC):
Honestly, that’s genius. We moved 4 times in 6 years. That’s like... $12K in zombie money.

If we had just parked it in an S&P 500 ETF… [calculates]
Okay, now I’m mad.

Person 3 (boomer landlord, smug):
That’s risky. What if the market drops?

[pause]

But if I get a piece of the upside…

[pause again]

Okay, now I’m listening.

Person 4 (tech bro, Patagonia vest):
I just built something like this, but for cats.
I respect it.

Person 5 (Gen Z, eyebrow slit):
So I get my deposit and a gain?

That’s hotter than my landlord’s son.

Person 6 (mom, professional, spreadsheet open):
So instead of giving away a free loan to the building, I get a passive income stream?

I’m texting my building manager now.

Person 7 (VC voice, fast-talking):
Okay okay, huge market. Massive friction. No innovation in decades. Regulatory tailwinds. Renter-friendly cities would eat this up.

[leans forward]

Is this live yet? Can I intro you to someone?

Voiceover (closing):
Every renter has a story. Every landlord has a vault full of frozen cash.

The system is broken—and boring. This idea flips it.
Instead of locking up your deposit, it sets it free. Let it earn. Let it grow. Let it work.

Because sitting on cash is 2008 energy.
This is 2025.

Tagline (on screen):
💸 Turn your dead deposit into a money printer.

These startup ideas shouldn’t exist, but they do

NTE Pro is where the startup ideas go when they’re too weird, too early, or too brilliant to pitch on a Google Doc.

They don’t chase TAM. They chase edge.

Here’s what’s hiding inside:

🎙️ Instant Voice Rooms for In-Page Discussions
Comment sections are broken. This idea replaces them with live voice rooms layered on top of any website. Think Discord meets browser extension. Internet-native debate, in real time.

💸 Scarcity OS for Product Drops
A backend for engineered demand. Brands use this to run hype-limited releases, time-based scarcity, and surprise drops without duct-taped Shopify hacks.

🧠 Pre-Trained Brand DNA Templates
Fonts and logos aren’t branding. This gives startups plug-and-play storytelling systems, narratives, anti-positioning, onboarding rituals and ready on day one.

📊 Differentiation DAO
A new kind of fund: no TAM analysis, no pitch decks. It funds atomic-level weirdness, infra, niche tools, anti-pattern startups that don’t fit traditional filters but win hearts and minds.

🍴 Trend-Powered Social Dining
“Girl dinner” and TikTok food trends never leave the screen. This makes them IRL. A social food platform that turns viral bites into shareable dining events.

📡 Tastemaker-as-a-Service for Startups
Startups are losing to brands with taste. This platform gives early-stage teams access to cultural operators who shape design, voice, and community DNA.

These aren't tweet threads. They’re full startup writeups with launch plans, positioning angles, build tools, and more.

If you’ve ever thought:

“I have a weird idea, but no clue how to build it…”
or
“I want to launch something bold, not boring…”

Then this is your home.

Let the normies clone each other.
You? Build the next cult classic.

We’re building tools for the NTE community.

🚀 First up: TitleBooster - upgrade your titles instantly.
💬 Try it, break it, tell us what you think.

Got a tool you wish existed?
Reply to this email and we might just build it for you.

One More Meme