Guides · Online stores
Black Friday Ecommerce Checklist: Test Your Sale Before Buyers Do
By Josh Croom · October 27, 2026 · 10 min read
A Black Friday ecommerce checklist makes sure the code works, the prices match and checkout runs on a phone before your ads send buyers to the sale. Load the sale in your store's sale price fields with start and end times, then run the checks two days before it starts and again the hour it goes live.
The code that worked on Monday
Thursday, 11:58 PM. The owner of a small kitchen store tested her Black Friday code on the office computer on Monday, and it worked. At midnight her ads switch to sale messages, and the first buyers arrive on their phones. On a phone, the code box sits under a pop-up that nobody can close.
Nothing in the ad account looks wrong, because the ads are running, the clicks are coming in and the money is going out. The orders just aren't arriving. By the time she checks her inbox on Friday morning, the busiest night of her year has gone to a sale nobody could buy. A five-minute test on her own phone on Wednesday would have caught it.
How many people shop online that weekend
The National Retail Federation surveyed 3,099 U.S. adults over Thanksgiving weekend in 2025. Its numbers show why a broken checkout costs so much over those five days.
- 85.7 millionpeople shopped online on Black Friday 2025the top day for online shopping that weekend
- 134.9 millionshopped online across the five daysThanksgiving Day through Cyber Monday
- 46.9 millionshopped on a phone on Cyber Mondayphones led online shopping that day
- $337.86spent on average by each weekend shopper who made a holiday purchaseon gifts, clothes, decorations and other seasonal items
Why sale prices go wrong on Google
Google checks your product pages against your product feed all the time. When the price on the page doesn't match the feed, Google can correct the price itself or stop showing the product. Either way, the buyer sees something you didn't plan.
In five store feeds we read on October 13, 2026, the price on the page didn't match the feed for 1.1% of products on the day we read them. That's small on an ordinary Tuesday. A sale changes every price at once, though, and every change is a new chance for the page and the feed to disagree, so a small gap like that can grow fast.
Typing new prices over the regular ones by hand erases the regular price, and until everything catches up, the page, the feed and the ads can each show a different number. Google's sale price field avoids that, because your feed carries the regular price, the sale price and the dates the sale runs, all at once.
Two ways to set up the same sale
Set up by hand
- You type the regular prices over at midnight and type them back on Tuesday.
- You add Black Friday Sale to every product title.
- Your banner never says when the sale ends.
- The same 20% off shows up as a lower price and again as a code.
Set up in the sale fields
- Each product carries a sale price beside its regular price, with start and end times and a time zone.
- Titles stay plain, because the sale price already shows the deal.
- The banner says exactly when the sale ends.
- Each product gets one discount, shown one way.
Seven steps from setup to the last hour
Start these a week before the sale. Each one closes a gap that buyers would otherwise find for you.
Step 1
Pick one way to discount
Lower the price, or give a code at checkout, but don't show the same discount both ways. Google can turn down a promotion when the sale price already shows that discount on the product page and in the Shopping ad.
Step 2
Use the sale price field
Set the sale price in your store's sale price field, with a start and an end, and leave the regular price alone. Google wants both numbers, the regular price in the price field and the sale price beside it.
Step 3
Keep sale words out of product titles
Leave out words like Sale, Black Friday and shipping offers. Google's title rules ask you not to add promotional text, sale prices, sale dates or shipping details, and the sale price already shows the deal.
Step 4
Run the checklist two days before
Use a phone, not the office computer, because phones led online shopping on Cyber Monday last year. Work through every item on the checklist below, and fix anything that fails while there's still time to test it again.
Step 5
Place a real order at launch
The hour the sale starts, buy one item with the code and a real card, then refund it. A real order is the only test that checks the code, the price, the payment and the confirmation email together.
Step 6
Check stock each morning
When a sale item sells out, mark it out of stock in your store right away. Your feed then tells Google, and your ads stop sending buyers to a product they can't buy.
Step 7
End it on time
Switch prices, banners and codes back in the same hour. If the site goes back to full price while the feed still shows the sale, your ads show a price the page no longer has.
Set up the sale the way Google reads it
Google reads two fields for a sale. The sale price field holds the sale price, and the sale price effective date field holds when it starts and ends. If an app sends your feed from your store, check which store setting fills each field before the sale, then use those settings instead of editing the regular price. Keep sending the full price too, because Google wants the regular price in its own field while the sale runs.
Add a time zone to your sale dates. Google's help page says a sale price with no time starts at midnight on the start date and ends at 11:59 PM on the end date, and a sale with no time zone runs on UTC. In late November, midnight UTC is 7 PM the evening before in New York and 6 PM in Arkansas, so your sale could start on Google hours before it starts on your site, then end hours early on Cyber Monday.
Google sets a few rules for the page as well. The sale price has to be lower than the regular price, and it has to match what the buyer sees on the product page and at checkout. Your product page should show both the regular and the sale price clearly, and checkout should show only the sale price. If you advertise a code, every buyer has to be able to use it, and the price after the code has to hold all the way through checkout.
Google can also turn down a promotion when the product page and the Shopping ad already show the sale price, because the buyer gets nothing extra from the code. Show the deal as a lower price, or keep the price as it is and give the discount with a code at checkout.
What the ad can say
Your search ads can name the sale, even though your product titles shouldn't. Put the end date in the ad, so buyers know how long they have before the price goes back up.
cast iron skillet sale
The two-day check, on a phone
Run this list on Wednesday, November 25, if your sale starts on Black Friday, and again the hour it goes live. Your ticks stay on this device.
0 of 7 done
Don't stop watching after Friday
Black Friday drew the most online shoppers of the 2025 weekend, but it wasn't the only big day. In the National Retail Federation's survey, 63 million people shopped online on the Saturday after Thanksgiving 2025, and 75.9 million shopped online on Cyber Monday. Run the morning stock check every day through Monday, and keep someone on the support line all weekend.
On Cyber Monday, more people shopped online with a phone than any other way for the second year in a row, and the same survey counted 46.9 million of them. If your Monday deal uses a different code or different products, run the phone test again on Sunday night.
Mistakes that cost the most
- Don't launch on a Friday night with nobody watching. A sale that breaks at midnight can run broken until morning, while your ads keep paying for every click.
- Don't end the sale on the site and forget the feed. Your ads then show a price the page no longer has, and Google may stop showing the product until the two agree.
Is your store ready?
Answer five quick questions. Your answers stay on this device.
Is every sale price set in the sale price field, with a start time, an end time and a time zone?
Have you tested the code on a phone, in the cart and at checkout?
Have you kept sale words out of your product titles?
Will someone place a real order the hour the sale starts?
Have you named the person who watches orders and the support line on launch night?
Your store is ready. Run the two-day check anyway, because an app update or a theme change can break a code that worked last week.
You're close. Fix the first question you answered No this week, while there's still time to test it twice before the sale.
Start with the sale price field and the phone test today. Those two steps protect the price and the checkout, and every other check builds on them.
After the sale ends
Write down what broke while it's still fresh in your mind. Note the products that sold out first, the ones that barely moved and the checks that caught a problem, then keep that list with your feed settings. Whoever runs next year's sale can start from those notes and skip the problems you already fixed.
How we run sales for the stores we manage
We build the product feed and order tracking for the online stores we work with, and we run their Google Shopping and Performance Max campaigns. Our Open Spots Store plan is $997 every 4 weeks, plus a $1,997 build paid once, and every plan is on our pricing page. If your account needs a once-over before the season, our PPC audit checklist covers the settings worth checking, and our search terms study shows how to block searches that will never buy.
If you'd like a second set of eyes on your sale setup, book a call with Miguel. He'll ask how your store sends its feed today and talk through what to check before November 27.
Questions people ask
When is Black Friday 2026?
Black Friday 2026 is Friday, November 27, the day after Thanksgiving on Thursday, November 26. Cyber Monday is November 30.
What should an online store check before Black Friday?
Check that the code works on a phone in the cart and at checkout, and that the sale price matches on the product page, in the cart and at checkout. Make sure every promo link opens the right product, the banner shows when the sale ends and someone is watching orders and support.
Should I put Black Friday in my Google Shopping product titles?
No. Google's title rules ask you to leave out promotional text, sale prices, sale dates and shipping details. Use the sale price field instead, and let your search ads name the sale.
How do I schedule a sale price in Google Merchant Center?
Send the sale price in the sale price field and the dates in the sale price effective date field, with start and end times and a time zone. Without a time zone, Google uses UTC, which can start and end your sale hours early.
Can I use a sale price and a discount code for the same deal?
Not for the same discount. Google can turn down a promotion when the product page and the Shopping ad already show the sale price, because the buyer gets nothing extra from the code. Pick one way to show each deal.
See how we run Google Ads for online stores
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