Email Engineers subject lines

74 subject lines averaging 44 characters.

PictureSent (Eastern)SubjectCharactersPreview text
Apr 15, 2026 12:22 PMThe marketer hat versus the customer hat40I was looking at the new AirPods Max 2 recently. Trying to see if they were actually…Apr 15, 2026 12:22 PM · 40 characters. I was looking at the new AirPods Max 2 recently. Trying to see if they were actually…
Apr 14, 2026 10:19 AMThe 20% discount that did absolutely nothing44Agencies love spending the client's margin to make their own dashboards look good. They…Apr 14, 2026 10:19 AM · 44 characters. Agencies love spending the client's margin to make their own dashboards look good. They…
Apr 13, 2026 6:10 PMThe best email we sent last week didn't make much money55We wrote this campaign for a client. It went out last Saturday. Today they forwarded us…Apr 13, 2026 6:10 PM · 55 characters. We wrote this campaign for a client. It went out last Saturday. Today they forwarded us…
Apr 12, 2026 12:19 PMThe distracted buyer20I review a lot of campaigns from eight-figure ecommerce brands. A concerning amount of…Apr 12, 2026 12:19 PM · 20 characters. I review a lot of campaigns from eight-figure ecommerce brands. A concerning amount of…
Apr 11, 2026 4:21 PMFour questions that won't leave you alone until they've made you so much cashoola your bank gets suspicious1084 questions that have changed lifes: “What am I not saying that needs to be said?” “What…Apr 11, 2026 4:21 PM · 108 characters. 4 questions that have changed lifes: “What am I not saying that needs to be said?” “What…
Apr 9, 2026 3:41 PMIt's not your customers' fault, really38This actually happened. I'm working on some SOPs and Milo walks in, lies down under my…Apr 9, 2026 3:41 PM · 38 characters. This actually happened. I'm working on some SOPs and Milo walks in, lies down under my…
Apr 8, 2026 10:14 AM21 ways to sell more with Klaviyo33Email Engineers' clients have generated over $50M through Klaviyo. Here are 21…Apr 8, 2026 10:14 AM · 33 characters. Email Engineers' clients have generated over $50M through Klaviyo. Here are 21…
Apr 6, 2026 12:33 PMOffering medicine to someone who doesn't know they're sick58I reviewed an email for a sauna brand client recently. The goal was to highlight a massive…Apr 6, 2026 12:33 PM · 58 characters. I reviewed an email for a sauna brand client recently. The goal was to highlight a massive…
Apr 5, 2026 11:21 AMThe difference between a $1,000 email and a $10,000 email is not deliverability80I was on a call with a 7-figure ecommerce founder recently. He wanted to spend the entire…Apr 5, 2026 11:21 AM · 80 characters. I was on a call with a 7-figure ecommerce founder recently. He wanted to spend the entire…
Apr 4, 2026 10:56 AMThe "clamping down" effect that can make customers far less responsive to your emails86I have a 5-month-old puppy named Milo. When he grabs something he should not have, trying…Apr 4, 2026 10:56 AM · 86 characters. I have a 5-month-old puppy named Milo. When he grabs something he should not have, trying…
Apr 3, 2026 9:46 AMGemini sentenced this guy's store33I just read a thread about a Shopify store owner who discovered what Gemini tells…Apr 3, 2026 9:46 AM · 33 characters. I just read a thread about a Shopify store owner who discovered what Gemini tells…
Apr 2, 2026 10:41 AMWhy we don't send product emails32A low-converting email makes the product the main character. It focuses on the engineering…Apr 2, 2026 10:41 AM · 32 characters. A low-converting email makes the product the main character. It focuses on the engineering…
Apr 1, 2026 3:29 PMGood marketing isn't creative29Good advertising isn't creative. The most famous ad in history (Ogilvy's Rolls-Royce ad)…Apr 1, 2026 3:29 PM · 29 characters. Good advertising isn't creative. The most famous ad in history (Ogilvy's Rolls-Royce ad)…
Mar 31, 2026 11:08 AMYour Klaviyo looks fine and that's the problem46Last week I audited a brand doing $11M/year. Their email was "working". And so I sat there…Mar 31, 2026 11:08 AM · 46 characters. Last week I audited a brand doing $11M/year. Their email was "working". And so I sat there…
Mar 29, 2026 10:55 AMThe boring way to make email predictable40The average Email Engineers' managed brand brings in $340,121 with Klaviyo per month, as…Mar 29, 2026 10:55 AM · 40 characters. The average Email Engineers' managed brand brings in $340,121 with Klaviyo per month, as…
Mar 27, 2026 9:09 AMWhat would Ogilvy do with your Klaviyo account?47If David Ogilvy walked into your office and you handed him your Klaviyo login, he would…Mar 27, 2026 9:09 AM · 47 characters. If David Ogilvy walked into your office and you handed him your Klaviyo login, he would…
Mar 26, 2026 11:09 AMYour Instagram ads would never30The last ad or reel your brand posted on Instagram had a hook in the first second…Mar 26, 2026 11:09 AM · 30 characters. The last ad or reel your brand posted on Instagram had a hook in the first second…
Mar 25, 2026 10:51 AMHow empathetic emails kills sales33I was reviewing email copy for a client this morning. The product was a lightweight…Mar 25, 2026 10:51 AM · 33 characters. I was reviewing email copy for a client this morning. The product was a lightweight…
Mar 24, 2026 11:08 AMDescribing a pain vs. describing their pain43Why most "pain agitation" copy doesn't workMar 24, 2026 11:08 AM · 43 characters. Why most "pain agitation" copy doesn't work
Mar 23, 2026 9:15 AMAre you subsidizing weak emails with your profit margin?56Some eCom brands pay Meta or Google for a click. Then they pay the customer to buy (giving…Mar 23, 2026 9:15 AM · 56 characters. Some eCom brands pay Meta or Google for a click. Then they pay the customer to buy (giving…
Mar 22, 2026 10:08 AMThe minimum effective email dose32There are brands that spend $100K a month on ads to acquire customers. Then they send one…Mar 22, 2026 10:08 AM · 32 characters. There are brands that spend $100K a month on ads to acquire customers. Then they send one…
Mar 20, 2026 1:42 PMWinning email strategy for retailer ecom stores47This is a winning email strategy for retailer ecom stores. Stores that carry other brands…Mar 20, 2026 1:42 PM · 47 characters. This is a winning email strategy for retailer ecom stores. Stores that carry other brands…
Mar 18, 2026 3:50 PMI was wrong1112 days ago I made a prediction. I said a specific email for a small skincare client with…Mar 18, 2026 3:50 PM · 11 characters. 12 days ago I made a prediction. I said a specific email for a small skincare client with…
Mar 16, 2026 11:05 AMMy $1,900 Oscars prediction27Ten days ago I made a public prediction. I posted a screenshot on X of an email draft for…Mar 16, 2026 11:05 AM · 27 characters. Ten days ago I made a public prediction. I posted a screenshot on X of an email draft for…

Based on 74 emails received from Mar 16 to Oct 11, 2026. Times in US Eastern. How we collect

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