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The Klaviyo email flows every e-commerce brand needs

Lewis Banks··6 min read

Most e-commerce brands treat Klaviyo as a newsletter tool and stop there. The real money sits in automated flows: the emails and SMS that trigger off customer behaviour and run quietly in the background while you sleep. Set up properly, a handful of well built flows can carry a meaningful share of your store's email revenue without you touching a campaign.

This is the running order we use when we set up Klaviyo for a new store. Build them in this sequence, get each one live before moving to the next, and you will have a solid automated foundation in a few weeks rather than chasing every shiny tactic at once.

Why flows beat campaigns

Campaigns are one-off sends to a list. Useful, but they only reach people on the day you press send. Flows reach the right person at the right moment, every time, based on what they actually did.

A welcome flow speaks to someone who just signed up. An abandoned cart flow catches someone who got distracted at the checkout. Because the timing matches intent, flows tend to convert far harder than broadcast campaigns, and they keep working long after the build is done.

If you are still mapping out where automation fits into the bigger picture, it is worth grounding the whole thing in a proper marketing strategy first so your flows support the same goals as your paid and organic work rather than pulling in a different direction.

Campaigns are one-off sends to a list.

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The core flows, in priority order

1. Welcome flow

This is the first thing to build because it captures people at peak interest. Someone has just handed over their email address, usually in exchange for a discount or a guide. They will never be more curious about you than they are right now.

A solid welcome series runs three to five emails over the first week or two:

  • Email one delivers the promised incentive immediately and sets expectations.
  • Email two tells the brand story and why you exist.
  • Email three handles bestsellers or social proof.
  • A later email can nudge with a gentle reminder if the discount is unused.

Split the flow so people who buy after email one stop receiving the rest. Nothing erodes trust faster than chasing someone to convert when they already have.

2. Abandoned cart flow

Plenty of shoppers add to cart and leave. Phone rings, kettle boils, train arrives. The abandoned cart flow brings them back, and it is often the single highest earning automation in the account.

Keep it tight. Two to three emails works well: one within an hour while intent is warm, one the next morning, and an optional final reminder a day later. Show the exact items left behind, keep the path back to checkout to one click, and lead with the product rather than a discount. Save the incentive for the last email if at all, so you are not training customers to abandon on purpose to unlock a code.

3. Browse abandonment flow

A step earlier than the cart. Someone viewed a product, maybe more than once, but never added it. That is a real signal of interest worth acting on.

A single email, or two at most, usually does the job: a friendly nudge featuring the product they looked at, plus a couple of related items. Treat it as helpful rather than pushy. The aim is to remind, not to harass.

4. Post-purchase flow

The job is not done when the order lands. The post-purchase flow turns a first time buyer into a repeat customer, and repeat customers are where the margin lives.

Use it to:

  • Confirm the order and set delivery expectations clearly.
  • Share how to get the most from the product once it arrives.
  • Ask for a review at the right moment, after they have actually used it.
  • Introduce a complementary product when the timing makes sense.

This flow also quietly reduces support tickets, because customers who know what to expect ask fewer questions.

5. Winback flow

Customers go quiet. A winback flow targets people who bought once or twice and then disappeared for a set window, say 90 or 120 days depending on your buying cycle.

A short series acknowledging the gap, reminding them what they liked and offering a reason to return tends to recover a useful slice of otherwise lost revenue. For a London brand with a seasonal rhythm, tie the timing to your natural cycle rather than an arbitrary date.

6. Sunset and list hygiene flow

Less glamorous, more important than most people think. A sunset flow gives long term non-openers one last chance to re-engage, then quietly stops emailing those who do not.

Mailing people who never open drags down your deliverability and can land your campaigns in spam for everyone else. Pruning the dead weight protects the inbox placement of the customers who do want to hear from you. It is housekeeping, and it pays for itself.

Getting the foundations right

Flows only perform if the plumbing underneath them is sound.

Segmentation. Do not blast every flow at everyone. Separate first time buyers from repeat customers, engaged subscribers from the lapsed, high spenders from bargain hunters. The same email reads very differently to each group.

Sign-up capture. Your welcome flow is only as strong as the list feeding it. A well placed pop-up or embedded form, with a clear and honest incentive, keeps the top of the funnel full.

Deliverability. Warm up new sending domains, keep your list clean and watch open rates by segment. Klaviyo will happily send to everyone, so the discipline has to come from you.

SMS where it fits. For time sensitive flows like abandoned cart, adding an SMS step can lift recovery noticeably. Use it sparingly and only with proper consent.

Getting the foundations right
Flows only perform if the plumbing underneath them is sound
Do not blast every flow at everyone
Same email reads very differently to each group
Your welcome flow is only as strong as the list feeding it
Well placed pop-up or embedded form, with a clear and honest incentive, keeps the top of the funnel full

How long this takes

Building these well is a few weeks of focused work, not an afternoon. Each flow needs copy, design, logic, testing and then a period of watching the numbers and adjusting. The welcome and abandoned cart flows alone are worth getting right before you touch anything else.

If you would rather not learn Klaviyo from scratch, this is exactly the kind of work we handle as part of our retail and e-commerce marketing service. We build the flows, wire up the segmentation and keep optimising them once they are live, so the automation keeps earning rather than going stale.

Where to start

If you do nothing else this quarter, build the welcome flow and the abandoned cart flow properly. Those two cover the moment someone first meets you and the moment they almost buy, and together they tend to carry the bulk of automated revenue. Layer the rest in over the following weeks.

If you do nothing else this quarter, build the welcome flow and the abandoned cart flow properly.

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Let us build your flows

If you want a Klaviyo setup that actually pulls its weight, get in touch and we will map out the flows your store needs and the order to build them in. You can also review our pricing to see which monthly tier fits the level of support you are after.

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Lewis Banks

Founder & Director, Byter Digital · 7+ years experience

Lewis is the Founder and Director of Byter Digital. He launched the agency in 2018 and has spent the years since building marketing programmes for London restaurants, members clubs, hotels, dental practices, and consumer brands. He writes about agency operations, hospitality marketing, and how SMEs should think about modern channels.

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