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OC3PL fulfillment center in Anaheim, California

When to Switch Apparel 3PLs

The right time to move is rarely the moment you decide to. Here is how to pick the window.

Timing Decides How Smooth a Move Is

Most apparel brands decide to switch warehouses in the middle of a bad week: a drop that shipped late, a peak season that went wrong, a problem nobody answered. That is the right time to decide, and usually the wrong time to move. The move itself should land in a quiet window.

    What a well-timed move needs:

  • A quiet window

    Your slowest weeks, away from drops, big promotions and peak season.
  • Inbound timed to the move

    New production delivered to the new warehouse, not the old one.
  • Onboarding time

    Most clients go live within five to ten business days, depending on complexity.
  • A first drop after go-live

    Daily orders run cleanly before the first big event.
  • Someone on site

    Your account manager works on site at our Anaheim fulfillment center, in the same building as your inventory. When something is urgent you call and talk to a person who can walk to the shelf and fix it. Call anytime. We are here. We got you.

Signs It Is Time

One bad day is not a reason to move. A pattern is.

SignWhat it usually means
Wrong sizes and colors ship regularlyMixed bins or picks that are not scanned
Drops ship days lateNo labor planning for launches
Returns sit for weeksReturns are a low priority, and stock is stranded
Counts never matchReceiving is not checked against your ASN
Answers take daysNobody you can reach is in the building
Invoices surprise youLine items are not spelled out

If several of these show up month after month, the warehouse is not set up for apparel at your volume. See signs your apparel brand has outgrown its 3PL.

The Apparel Calendar, and Where to Move

Map your year first. The move goes in the gaps.

Every apparel brand has a calendar of drops, seasonal launches, promotions and peak. Lay it out for the next six months and look for a stretch of a few weeks with no big event.

PeriodTypical activityMove here?
The weeks before a dropInbound arriving, bundles being builtNo
The week of a drop and the two afterOrder spike, then exchanges and returnsNo
Late fall into the holidaysBlack Friday, gifting, holiday cutoffsNo
JanuaryHoliday returns and exchangesUsually not
After returns settle, before spring launchesQuieter weeks for many brandsOften a good window
Between seasonal launchesSteady daily ordersOften a good window

Surf and swim brands have their own calendar, with a summer peak. Their quiet window is often in the fall, before holiday gifting. Streetwear brands should plan around their own drop schedule rather than the season.

Time the Move to Your Inbound

The cleanest moves happen when new production goes straight to the new warehouse. Instead of moving existing stock twice, you send the next container to us and move the remaining stock from the old warehouse in waves.

  1. Find your next large inbound from the factory.
  2. Plan to be live with us before it arrives.
  3. Route that inbound to our Anaheim dock with an ASN.
  4. Move existing stock from the old warehouse in waves, keeping enough there to cover orders in transit.
  5. Switch daily orders over once stock is received and slotted.

See receiving apparel from factories and imports through LA and Long Beach.

Your Contract and Notice Period

Check your current agreement before you set a date. Many warehouse contracts include a notice period, minimum terms or fees for removing inventory. Plan the move so those costs are known up front.

  • How much notice does your current contract require?
  • Are there fees for pulling inventory out?
  • Is there a monthly minimum that still applies during the notice period?
  • Who owns the packaging and supplies stored there?

At OC3PL there are no order minimums and no long-term contract, so a future move would not be held back by one.

How Long the Move Takes

Most clients go live within five to ten business days, depending on complexity. Onboarding covers the store integration, SKU mapping and slotting, and your first inbound shipment, with a dedicated onboarding manager and progress in a shared milestone tracker.

StepWhat happens
Discovery callVolume, SKU count, channels, calendar and what has been going wrong
IntegrationStore connected, variants mapped, test orders run
First inboundReceived against your ASN, photographed and slotted
Go-liveDaily orders switch over and are watched closely
First big eventA drop or promotion, planned with a forecast

See apparel 3PL onboarding for the step-by-step version.

If You Have to Move in a Busy Season

Sometimes the current warehouse fails at the worst time and waiting is not an option.

If a warehouse is failing during peak or right before a drop, waiting for a quiet window may cost more than moving. In that case, move in a way that limits risk.

  • Move your best sellers first, so the orders that matter most ship from the new warehouse.
  • Keep slow sellers where they are until the busy period passes.
  • Hold off on new promotions until the move is complete.
  • Talk to your account manager daily during the move.

All client requests are acknowledged within two hours, and support is never outsourced.

Talking to Customers During a Move

A well-run move is invisible to customers. Two things help.

  • Update your return address in your store and returns app as soon as the new warehouse is live, and have the old warehouse forward anything that still arrives.
  • If shipping times will change for a few days, say so on your site.

After the move, watch your support inbox for "where is my order" questions for a couple of weeks. A spike usually points to orders caught between the two warehouses.

Building the Business Case

A move costs time and attention. Make sure the reasons are worth it.

Before you start, write down what the current warehouse is costing you beyond its invoice. Apparel brands often find the hidden costs are larger than the fees.

Hidden costWhere to find it
Mis-picksExchanges and refunds marked "wrong item"
Late shipmentsSupport tickets asking "where is my order"
Stranded returnsUnits sitting in returns that are not in available stock
OversellsCancelled orders for sizes that showed in stock
Team timeHours spent chasing the warehouse for answers
Lost drop salesOrders cancelled after a slow launch

Put rough numbers next to each. If they add up to more than the cost and effort of a move, the case is made.

What to Line Up Before You Give Notice

  1. Choose the new warehouse and confirm the go-live window.
  2. Export on-hand inventory by SKU, size and color, plus open returns and open wholesale orders.
  3. Collect your packaging specs, inserts and packing instructions.
  4. List every integration: store, marketplaces, returns app, wholesale portals.
  5. Set the date your next inbound will go to the new warehouse.
  6. Then give notice, following your current contract.

Giving notice before the new warehouse is ready can leave you with nowhere to ship from. Line everything up first.

A Sample Move Timeline

Every move is different. This is a common shape for an apparel brand doing a few thousand orders a month.

WhenWhat happens
Weeks beforeDecide, choose the window, check your contract
Onboarding beginsIntegration, variant mapping and test orders
First inboundNext production or the first wave of stock received and slotted
Go-liveDaily orders switch over
After go-liveRemaining stock moved in waves; old warehouse wound down
A few weeks laterThe first drop or promotion at the new warehouse

Most clients go live within five to ten business days of onboarding starting, depending on complexity.

Moving Wholesale Accounts

If you ship to retailers, tell them about the move ahead of time. Some retailers need updated ship-from details, vendor setup or new EDI connections.

  • List open purchase orders and their ship windows.
  • Ship any purchase order that falls inside the move window from the old warehouse, or plan its transfer carefully.
  • Confirm EDI and labeling requirements are set up at the new warehouse before the first retail shipment.

Retail and wholesale clients typically go live in under seven business days once integration and purchase order sync are complete. See apparel wholesale and retail fulfillment.

Mistakes Brands Make When Switching

MistakeWhat happensBetter approach
Moving the week before a dropThe drop runs on a warehouse that is still learning your catalogMove after the drop, or well before it
Moving all stock at onceA gap where nothing can shipMove in waves, keeping cover stock behind
No inventory export before noticeNo record to reconcile againstExport by SKU, size and color first
Forgetting the return addressReturns arrive at the old warehouseUpdate your store and returns app on go-live
Choosing on rate aloneThe same problems at a new addressCompare complete quotes and who answers the phone

See the apparel 3PL checklist for the questions to ask before you choose.

Switching When You Are Growing Fast

Some brands switch not because the warehouse failed, but because they are about to outgrow it: a big retail account, a new marketplace, a jump in drop volume. In that case, move before the growth arrives, not during it.

One apparel brand on our results page grew from 500 to 5,000 orders a day over two years and moved into big-box retail without changing warehouses. Growth like that is easier to absorb in a warehouse set up for it from the start.

If a large retail order or a major launch is on the calendar, plan the move so you are live and settled at least a few weeks ahead of it.

What to Expect in the First Weeks

  • Your account manager watches the first days of orders closely, on site.
  • Small mapping issues, like a variant that was named differently, are found and fixed quickly.
  • Weekly reporting starts, covering service levels, shipping costs and inventory status.
  • The first returns arrive and are processed within 48 hours.

By the time your first drop runs, the team knows your catalog, your packing and your customers.

The Short Version

  1. Decide when the pattern of problems is clear, not after one bad day.
  2. Map your calendar and pick a quiet window of a few weeks.
  3. Line up the new warehouse, your inventory export and your next inbound.
  4. Give notice under your current contract.
  5. Go live with daily orders first, and move stock in waves.
  6. Run your first drop once the new warehouse has your catalog down.

If you want help mapping the calendar, call us. We will walk through it with you and tell you honestly when the right window is.

Pick Your Window

Four steps to timing a move.

  • Map the calendar

    Drops, launches, promotions and peak for the next six months.

  • Find the gap

    A few weeks with no big event.

  • Match the inbound

    Route the next container to the new warehouse.

Common Questions

In your quietest weeks, away from drops, big promotions and peak season. For many brands that is after holiday returns settle, or between seasonal launches.

Only if the move can be finished well before your first holiday promotion. Moving in the weeks just before peak is risky.

Most clients go live within five to ten business days, depending on complexity.

Yes, where possible. Routing your next inbound straight to the new warehouse avoids moving that stock twice.

Move your best sellers first and keep slow sellers in place until the busy period passes. Talk to your new account manager daily.

Update your return address as soon as the new warehouse is live, and have the old warehouse forward anything that still arrives.

No. There are no order minimums and no long-term contract.

Not as the very first thing. Let daily orders run cleanly first, then plan the first drop with a forecast.

The notice period, any fees for removing inventory, any monthly minimum during notice, and who owns packaging stored there.

A dedicated onboarding manager and your account manager, who works on site in Anaheim.

Yes, ahead of time. Some retailers need updated ship-from details or EDI setup before the first shipment from the new warehouse.

No. Line up onboarding, your inventory export and your next inbound first, then give notice under your current contract.

Yes. Many brands move best sellers first and slower styles later, in waves.

Yes. Your account manager works on site in Anaheim, and we are glad to walk you through how apparel is slotted, packed and returned.

Yes. Share your drop, launch and promotion calendar and we will suggest a window that keeps the move away from your busiest weeks.

Related Reading

More detail, in OC3PL’s own guides.

Plan Your Move With Us

Send us your monthly order volume, SKU count and where you sell. You will get a line-item quote, and a person on site you can call.

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