The sellers who have their best holiday seasons are not the ones who work hardest in November. They are the ones who started planning in August. Here is exactly what to do and when.

Every year, holiday season reveals the preparation gap between sellers who have systems and sellers who are winging it. The sellers with systems have their FBA inventory in Amazon's warehouses before the receiving slowdowns hit, their listings polished and ready for the traffic surge, and their supplies stocked so they are not making emergency orders in the middle of their busiest production weeks. The sellers without systems spend November and December scrambling, running out of stock at the worst possible moment, and leaving money on the table that better preparation would have captured.

This guide covers what to do whether you are doing FBA, FBM, or both. The timelines are different but the principle is the same: the work you do now determines what your holiday season looks like.

From Dana's Story: Our best holiday seasons were always the ones where we had already done the heavy lifting by October 1st. Inventory was in the warehouse. Listings were optimized. Supplies were ordered. The team was hired and trained. By the time the traffic hit, all we had to do was manage the flow rather than create the infrastructure while it was raining orders. That shift from reactive to proactive was one of the most impactful changes I made as my business scaled.

Start Here: Review Last Year's Numbers

Before you plan anything, look at what actually happened last year. Pull your Business Reports in Seller Central and look at your Q4 data. Specifically:

• Which items sold most in November and December?
• Which items went out of stock and for how long?
• What did your revenue look like week by week through the season?
• Were there items you had too much of that did not move?

This data is your planning foundation. Gut feelings and optimism are not reliable planning inputs. Your actual numbers from last year are. If you were out of stock on your top seller for three weeks of the holiday season, you know exactly what to fix. If you had 50 units of something that sold 8, you know where not to put your resources this time.

If this is your first holiday season on Amazon, use any data you have — Etsy numbers, craft show numbers, your own sales estimates — and plan conservatively. You can always send more inventory; you cannot unsell empty listings.

FBA Holiday Prep: The Timeline That Works

August to September: Source your supplies and materials. Do not wait until October to order the supplies you need to make your Q4 inventory. Suppliers get backed up in fall. Shipping slows down. The time to lock in your materials is before demand peaks. Order more packaging supplies than you think you need — boxes, tissue, tape, labels, poly bags. Running out of something simple in the middle of your busiest production stretch is an avoidable problem.

September to early October: Make and ship your main holiday FBA inventory. Your primary holiday shipments should be in transit to Amazon by early October at the latest — ideally before October 15th for the most important items. Amazon's receiving times get longer as Q4 progresses. A shipment sent in late November may not be received, processed, and available for sale in time for peak holiday shopping. Do not count on last-minute shipments to save a stockout. They often do not arrive in time.

October: Monitor and replenish. Keep a close eye on your FBA inventory levels once October begins. If your early holiday shipment is selling faster than expected, get a replenishment order in before you hit zero. Running out of stock mid-season means your listing disappears from search results and loses the ranking momentum it took weeks to build.

Throughout Q4: Stay in stock. This is not the time to play it tight. It is better to have inventory left over after the holidays than to be out of stock for two weeks during peak demand. Remaining FBA inventory does not incur long-term storage fees until it has been in the warehouse for many months. The cost of a little extra inventory is far lower than the cost of missed sales.

FBM Holiday Prep

Source your supplies early. Same principle as FBA — packaging supplies, raw materials, anything you need to fulfill orders should be stocked before peak season begins. Make a list of everything you use in a typical order and make sure you have more than enough.

Review and update your production and shipping timelines. Be realistic about how long it takes you to produce an item during peak volume. If your standard production time is 3 business days but during November you can realistically do 5, update your shipping settings before orders start coming in. Late shipments hurt your metrics and your reviews. Under-promise and over-deliver rather than the reverse.

Consider which items make sense for FBM versus FBA during peak season. If you have the ability to do FBA on your best non-personalized sellers, holiday season is when the Prime badge makes the biggest difference. FBM buyers have to wait for your production and shipping time. FBA Prime buyers get fast delivery. In competitive categories during the holiday shopping window, that difference matters.

Polish Your Listings Before the Traffic Arrives

The holiday rush is not the time to overhaul your listings. Major keyword changes disrupt your existing indexing and rankings, and you want those stable when the traffic peaks. The time to improve listings is before Q4, not during it.

Before October, go through your best sellers and ask:

• Is this listing optimized for how Amazon buyers actually search?
• Are my photos showing the product at its best, and does my main image meet Amazon's requirements?
• Is my description clear about production time, customization, and what the buyer receives?
• Do I have any new products that should be listed before the season starts? Listings need time to gain traction — get them live in September or early October, not November.

Plan for the Season After This One

While you are in the planning mindset, take notes on this year as you go. What sold faster than expected? What did buyers ask about most? What went wrong that is fixable next year? A few minutes of documentation during the season, while the details are fresh, is worth far more than trying to remember it all in January when you are planning the following year. Your future self will thank you.

Ready to Build a Holiday Season That Actually Delivers?

Holiday prep is one of the topics covered most thoroughly inside The Growth Thread — because it is one of the highest-leverage things a handmade seller can get right. The content covers FBA inventory planning, listing timing, advertising strategy for Q4, and how to use your data year over year to keep improving.

Enrollment is not always open, but you can get on the waitlist and be first to know when doors open:

Join the Waitlist at TheGrowthThread.com

Not ready for that yet? A good next read is the guide to starting FBA on Amazon Handmade — if your holiday strategy includes getting Prime-eligible before the season, that post covers everything you need to get started.