Top 10 Profitable Niches for Resellers on Online Marketplaces

This is a practical, category-by-category cheat sheet of proven Facebook Marketplace and Craigslist search phrases, modifiers, and negative keywords you can copy into watchlists to surface hidden bargains faster and flip for profit. It’s built for resellers, thrifters, and side-hustlers who use real-time listing alerts and watchlists to beat other buyers to the best deals.

Copy the ready-made strings below into your watchlist tool (or paste them directly into Flipify’s query box). Use the Facebook Marketplace search keywords when you want natural-language matches and longer descriptions; use Craigslist search phrases when you need short, keyword-focused queries. Flipify’s Smart AI Filtering and watchlists make it easy to run listing alerts and reduce noise—Flipify offers a Free 5-day trial and two watchlist tiers: Basic (10-minute cadence, $5/month per basic watchlist) and Premium (1-minute cadence, $10/month per premium watchlist) so you can choose speed based on competition level. Flipify is a fast way to run real-time notifications and keep alerts actionable.

1. Pick a high-value niche (phones, consoles, designer bags) and start with one Premium 1-minute watchlist.
2. Paste a ready-made query from the templates below into Flipify or your tool’s query box.
3. Set negatives in the negative-keyword field (see master list in the Appendix).
4. Run for 48 hours, then tighten radius/price based on results.

• Furniture — Buyers: home flippers and refurbishers. Typical margin: 20–200%.
• Electronics — Buyers: gamers, students, refurb sellers. Typical margin: 10–80%.
• Phones & tablets — Buyers: refurbishers, trade-in buyers. Typical margin: 5–40%.
• Cars & vehicle parts — Buyers: DIY mechanics, restorers. Typical margin: 5–60%.
• Baby gear — Buyers: parents seeking premium gear for less. Typical margin: 10–70%.
• Collectibles — Buyers: niche collectors and speculators. Typical margin: 20–500% (hit-driven).
• Power tools & equipment — Buyers: contractors and hobbyists. Typical margin: 10–80%.
• Outdoor gear — Buyers: seasonal shoppers and enthusiasts. Typical margin: 10–70%.
• Designer fashion & handbags — Buyers: consignment and online resellers. Typical margin: 20–150%.
• Small appliances & kitchen gear — Buyers: home chefs and coffee lovers. Typical margin: 10–80%.

Facebook Marketplace phrases:

• "solid wood dining table"
• "mid century credenza"
• "real wood dresser -particle -veneered"

Craigslist queries:

• mid century dresser wood -laminate
• solid wood table -particleboard $75..$800

Negative keywords: particleboard, veneer, laminate, broken, parts, free, donate

Radius/price tip: Start 25–50 miles for solid wood; set a price floor around $75 to avoid junk. Expand to 50–100 miles for rare finds.

Layered example: mid century credenza | teak | walnut -veneer -particleboard radius:40 $100..$800

Notes: watch for shorthand like "MCM" and misspellings such as "midcentury"; red flags include water damage and missing legs.

Facebook Marketplace phrases:

• "PS5 disc console like new"
• "Nintendo Switch OLED with dock"
• "vintage receiver working -for parts -repair"

Craigslist queries:

• ps5 disc like new -repairs
• switch oled docked $200..$450

Negative keywords: broken, parts, repair, not working, cracked, bootloop

Radius/price tip: Use tight radius (10–30 miles) and price bands near typical used retail ($200..$450 for consoles).

Layered example: PS5 | "PlayStation 5" -diskless -broken radius:30 $300..$650

Notes: verify serials where possible; request clear photos and confirm power-on tests at pickup.

Facebook Marketplace phrases:

• "iPhone 11 unlocked -cracked -parts"
• "Samsung S21 unlocked -carrier -parts"

Craigslist queries:

• iphone 11 unlocked -crack $50..$300
• pixel 6 unlocked $50..$300

Negative keywords: cracked, broken, water damage, parts, imei blocked, locked, stolen

Radius/price tip: 10–30 mile radius; set a repair floor (roughly $50) and model-specific ceilings.

Layered example: iPhone 12 | "iPhone 12 Pro" unlocked -cracked -parts radius:25 $200..$600

Notes: always ask for IMEI/activation status; stolen or iCloud-locked phones are major red flags.

Facebook Marketplace phrases:

• "project car -- runs not included -sits -parts"
• "OEM Honda Civic parts -broken -needs repair"

Craigslist queries:

• project car runner $500..$3000
• oem Subaru parts $20..$400

Negative keywords: salvage, salvage title, rebuilt title (be cautious), non-runner, frame damage

Radius/price tip: Parts: 50–100 miles. Project cars: widen radius but always verify title and VIN history.

Layered example: "Honda Civic" | "OEM parts" -aftermarket -broken radius:60 $20..$600

Notes: run VIN checks and inspect for rust/frame damage before bidding or committing.

Facebook Marketplace phrases:

• "UPPAbaby Vista stroller used -rips -stains"
• "Graco convertible car seat -expired -recall"

Craigslist queries:

• uppababy vista stroller -stains $150..$600
• convertible car seat -expired $30..$150

Negative keywords: expired, recall, mold, stains, broken, missing parts

Radius/price tip: Local pickup (15–30 miles). Car seats require checking expiration dates and recall status; avoid expired or recalled models.

Layered example: "UPPAbaby Vista" -stains -rips radius:25 $200..$700

Notes: safety-first—if in doubt, pass on car seats or items with recall/expiration concerns.

Facebook Marketplace phrases:

• "Funko Pop Freddy Krueger mint in box"
• "Pokemon Shadowless Charizard PSA -not authentic -fake"

Craigslist queries:

• funko pop mint box $5..$200
• pokemon charizard -fake $200..$2000

Negative keywords: bootleg, fake, reproduction, counterfeit

Radius/price tip: Expand radius for rare items; set conservative caps unless you can authenticate items.

Layered example: "Funko Pop" | POP -bagged -bulk -damaged radius:50 $5..$500

Notes: ask for close-up photos; use serial/grade information for high-value cards and request proof for graded items.

Facebook Marketplace phrases:

• "Makita cordless drill kit -battery included"
• "table saw contractor -blade -damaged"

Craigslist queries:

• makita drill kit $30..$200
• table saw contractor -damaged $100..$800

Negative keywords: missing battery, broken, parts, needs motor

Radius/price tip: 25–60 miles; tools travel well, so widen radius if local supply is thin.

Layered example: Makita | DeWalt | "cordless drill" -batteryless -broken radius:40 $50..$350

Notes: test batteries and motors; red flags include missing chargers and rusted components.

Facebook Marketplace phrases:

• "Trek road bike 56cm -frame -needs tune"
• "inflatable paddleboard -used -no leaks"

Craigslist queries:

• trek bike 56 $200..$1200
• paddleboard inflatable $100..$600

Negative keywords: rusted, bent, flat, ripped, puncture

Radius/price tip: Bikes: 10–50 miles; larger gear: consider pickup logistics and seasonality (spring/summer demand).

Layered example: "Trek" | "Specialized" road bike -rust -bent radius:40 $150..$1500

Notes: confirm frame integrity and test-ride when possible.

Facebook Marketplace phrases:

• "Louis Vuitton monogram crossbody authentic -no auth card -fake"
• "Gucci Marmont small -authentic -no stains"

Craigslist queries:

• louis vuitton monogram -fake $200..$2000
• gucci marmont small $300..$1500

Negative keywords: fake, replica, knockoff, damaged, stained

Radius/price tip: 25–100 miles; smaller luxury items are easy to ship, so consider slightly wider radii for rare pieces.

Layered example: "Louis Vuitton" | "LV" -replica -fake radius:50 $200..$1800

Notes: authentication is essential—check hardware, stitching, and receipts when available.

Facebook Marketplace phrases:

• "Breville espresso machine used -leaking -no pump"
• "KitchenAid Artisan stand mixer -tilt-head $100..$400"

Craigslist queries:

• breville espresso -leak $50..$500
• kitchenaid artisan $80..$450

Negative keywords: leaking, broken, no pump, rust, electrical smell

Radius/price tip: 10–30 miles; test larger appliances when possible and price for transport/time.

Layered example: "Breville" | "espresso" -leak -pumpless radius:25 $50..$600

Notes: avoid electrical-smelling items and get a test before purchase if possible.

Ready to drop into Flipify or a watchlist tool—short, importable strings:

• Facebook Marketplace (Phones): iPhone 11 | iPhone XR | "unlocked" -cracked -parts $50..$300 radius:30
• Facebook Marketplace (Furniture): "solid wood table" | "real wood dining table" -particleboard -veneer $75..$800 radius:40
• Craigslist (Furniture): solid wood table -laminate $50..$700
• Craigslist (Electronics): ps5 -broken $300..$700

Starter set (6 essential watchlists): phones (Premium), furniture (Basic), consoles (Premium), designer bags (Basic), baby gear (Basic), power tools (Basic). Start with these to cover quick wins and steady flips.

Pro set (20 layered queries): include model-specific watchlists ("iPhone 12 Pro Max unlocked"), brand+condition watchlists ("Uppababy Vista -stains"), and specialty parts-only queries for margin plays.

Where to paste: Paste the whole string into Flipify’s query input. Put repeated negatives into the negative-keyword field; use the app’s radius and price filters if present. Learn more at Flipify’s blog for import tips and CSV examples.

Common modifiers that increase relevance: brand names, condition tags ("like new", "for parts"), size/format ("queen", "13-inch"), and synonyms. Build layered queries like this:

1. Start broad: mid century dresser
2. Add synonyms with OR/pipe: mid century dresser | mcm dresser | "midcentury" dresser
3. Add condition/brand: + teak | walnut
4. Add negatives: -veneer -particleboard
5. Add radius/price: radius:40 $100..$800

Universal negative keywords to use everywhere: free, donate, wtb, wanted, trade, parts, repair, broken, cracked, missing, not working, project, lot, bulk, needs work.

Catch misspellings and shorthand by adding common abbreviations (e.g., "mcm", "ps5", "iPhne") in OR groups to avoid missing listings.

How to gauge local pricing:

1. Check recent sold/completed listings on marketplaces and eBay to set price floors and ceilings. For pricing research practices, refer to how sellers use completed listings on marketplaces like eBay. (source)
2. Run a wide-radius query (50–100 mi) for 24–48 hours to sample supply, then tighten to a workable pickup radius.
3. Adjust price bands by city: higher floors for dense urban markets (NYC, LA), wider radius and lower floors for rural areas.

City substitutions: use local synonyms—"sofa" vs "couch" vs "settee," or British terms like "trainers" vs "sneakers" when relevant.

Best practices for listing alerts and workflows:

• Prioritize alerts by estimated profit and travel time; mute low-value lists.
• Use a quick 3-question qualifier: (1) Is it still available? (2) Any issues? (3) Where/when can I pick up?
• Batch responses during peak windows and keep a pickup kit ready (cash, phone charger, moving blanket).

Example workflow for a phone flip: alert → confirm availability & IMEI status → request extra photos → offer pickup within 1–2 hours → test device at pickup → pay & relist. Premium 1-minute watchlists win races on high-demand items because you see listings first—test this on Flipify’s Free 5-day trial to decide when to upgrade from Basic to Premium. Flipify explains watchlist cadence and AI-filtering options on its site.

Safety red flags (basic guidance from consumer resources): requests for unusual payment (gift cards, wires), refusal to meet in public, no photos, or prices that look too good to be true—these are classic scam signs; see FTC guidance for online-shopping safety. (FTC: online shopping tips)

Quick inspection questions to ask before pickup:

• Is the item fully functional? Any defects?
• Can you show the serial number/IMEI (for electronics)?
• Do you have original receipts/warranty info?

Simple profit rules: target a 30–50% margin after cleaning/repairs/fees for most items. For big restoration projects, add labor at your hourly rate. Negotiation scripts that work: "Thanks — is price firm? If you can hold until [time], I can pick up with cash." Use urgency + cash to beat other buyers.

• Too broad → add negatives, raise price floor, or narrow radius.
• Duplicates/cross-posts → filter by newest timestamp or rely on Flipify’s Smart AI Filtering to reduce duplicates.
• Market saturation → pause noisy watchlists, widen radius, or switch to less-competitive niches.

Copy 6 starter watchlists, run them on a Free 5-day Flipify trial, test 1-minute alerts for high-competition items (phones, consoles, designer bags), then tighten by city and scale the winners. Start small, iterate with local-market search optimization for Craigslist and Facebook Marketplace, and keep negatives updated as you learn what noise looks like in your area.

Further reading and context: Facebook Marketplace is a major local listing channel and Craigslist remains a high-traffic local classifieds ecosystem—both are core supply channels for resellers. (Facebook Marketplace), (Craigslist), and the broader recommerce trend explain why reselling continues to be profitable. (Recommerce)

• Flipify — product, pricing, and watchlist docs
• FTC: Online shopping and safety tips
• Pricing research tip: use completed/sold listings

Universal negatives: free, donate, wtb, wanted, trade, parts, repair, broken, cracked, missing, not working, project, lot, bulk, needs work, spares, core, beat up, for parts

Category-specific additions (examples):

• Furniture: veneer, laminate, particleboard, water damaged, missing hardware
• Electronics/Phones: imei blocked, icloud locked, battery swollen, bootloop, cracked screen, water damage
• Clothing: replica, fake, knockoff, damaged, stained
• Baby gear: expired (car seat), recall, missing straps
• Collectibles: bootleg, reproduction, counterfeit

Facebook Marketplace: natural language phrases work well; include synonyms with pipes (|) if supported by your watchlist tool. Craigslist: keep queries short, use minus (-) for negatives, and price ranges like $50..$500. If your tool supports radius and price shorthand, use those for quick filters.

phones_fb,"iPhone 11 | iPhone XR | unlocked -cracked -parts $50..$300 radius:30"

furniture_cl,"solid wood table -laminate $75..$800 radius:40"

Example 1 (illustrative): Watchlist "iPhone 11 unlocked -cracked $50..$300 radius:30" fired at 7:12 AM. Bought for $180, cleaned and added a screen protector, resold for $320 → gross margin ~$140 (78% markup).

Example 2 (illustrative): Watchlist "mid century credenza | walnut -veneer radius:50 $100..$800" found a mispriced lot at $200, restored with $50 in supplies, sold for $700 → profit ~$450 (225% markup).

Get the full copyable watchlist set and the negative keyword master list from the Flipify blog: Flipify blog — watchlist templates. Import the .txt/CSV into Flipify or paste directly into your watchlist tool and run a Free 5-day trial to test 1-minute alerts on high-value niches.

Sources: Flipify product info and pricing (Flipify), Facebook Marketplace background (Wikipedia), Craigslist context (Wikipedia), recommerce overview (Wikipedia), FTC safety tips (FTC), pricing research practices (eBay guidance).