Email rules for managing mass messages

I've seen campaigns go live with errors that could've been avoided with a simple checklist... and trust me, the embarrassment and internal complaints isn't worth it. After years of managing CRM campaigns, I've developed 7 non-negotiable rules I follow before hitting send: 1️⃣ Test all links - Broken links kill conversions instantly. Click every single one. 2️⃣ Check personalisation - Nothing screams "mass email" like seeing (First_Name) in your subject line. 3️⃣ Preview across desktop & mobile - Your email might look perfect on desktop but terrible on mobile where 80% of people read emails. 4️⃣ Review your segment - Double check you're sending to the right segment. I once saw a "win-back" campaign sent to active customers. 5️⃣ Review send time & frequency - Are you bombarding customers or have you left too big a gap since your last email? 6️⃣ Proofread everything - Typos damage credibility. Read it aloud or get a someone to review. 7️⃣ Test deliverability - Send a test to multiple email providers to ensure it lands in inboxes, not spam folders. These checks take 10 minutes but save hours of damage control later 💬 What's your biggest campaign mistake? Share below so others can learn from it

5 recruiting email best practices to boost your open, reply, and interested rates: At Gem, we've analyzed millions of recruiting emails sent through our platform. Here's what the data actually shows works: 1. Subject lines are your gateway Our 2024 data shows open rates have dropped to 76.6% (from 78.4% in 2022). The pressure on that first impression is immense. Effective subject lines leverage psychology: — Appeal to values: "Elevating [industry] together"  — Use flattery: "Come be our expert [job title] at [company]" — Create curiosity gaps: "Your experience at [Company] caught my attention" A subject line that *feels* like a mass email will be treated like one. 2. "Send on behalf of" is your secret weapon Only 21.9% of recruiters use SOBO (Send on Behalf Of), but those who do see up to 50% higher reply rates. Having messages appear from hiring managers or executives adds authority without creating workflow bottlenecks. This works particularly well for leadership roles and specialized positions where hearing from a potential future boss creates immediate credibility. 3. Message length isn't what you think Conventional wisdom says, "keep it short," — and our data shows 101-150 words often performs best for initial outreach. But here's where it gets interesting: A/B testing reveals longer messages can drive higher-quality responses. A recruiting manager at Zapier found: "I had fewer opens and replies on the longer message, but more candidates replied with interest." Quality > quantity. The most successful messages don't ramble, but they do provide enough substance for the right candidates to self-select. 4. Address changing candidate priorities The market has shifted dramatically. Candidates now prioritize: — Career advancement opportunities — Flexibility and remote options — Strong company leadership and culture With Gen Z entering the workforce (they'll make up 58% of the workforce by 2030 with millennials), your messaging must evolve. They're 36% more likely to prioritize advancement and skill development than other generations. As Yext's Senior Director of Recruiting said: "We're not trying to sell, [...] we're trying to start a genuine conversation; when we know their pain points, we know what value prop to use." 5. True personalization is non-negotiable Basic personalization (just adding a name) performs no better than zero personalization in our data. However, highly personalized messages see a 73% engagement rate. This means: — Opening with 1-2 unique details about the prospect — Including a full paragraph that shows you've researched their work — Connecting their specific experience to the role you're filling For high-value talent, this is essential. The best recruiters have shifted from "Here's the job" to "I see your expertise, and here's why this specific opportunity aligns with your career trajectory."

Is your mail sliding into the spam folder? Has your reputation slipped to "low" in Google Postmaster Tools? Does Microsoft SNDS think you stink like a kid who just came in from recess? Well, I have good news and bad news. 🟢 Good first: Most major mailbox providers (MBPs) provide methods of contacting them! Gmail, Microsoft, Yahoo, Comcast, Apple (and more!) all offer sender support forms or publish postmaster email addresses so that you can reach out directly when you're encountering an issue delivering mail to their users. 🔴 Now for the bad: These MBPs receive a ton of submissions, most of them from spammers. They already have information on your traffic, which is why you're blocked or bulked in the first place. They're not going to just fix whatever problem you're having because you asked nicely. They're definitely not going to fix it if you're being rude. They don't care about your business model, or your bottom line, or your legal requirements. What they care most about is their own customers. And if you're sending to the right people, then those people are also *your* customers, and you should care about them, too! So, even though it's an option to ask the MBP for help, it's probably not the first (or best) one, because all the evidence they have available so far indicates that your mail is potentially dangerous, and maybe you are too. Your job now is to demonstrate that they got it wrong, ideally using your actions and not just words. Before submitting that sender contact form, review the MBP's guidelines and your own practices. After all, their playground, their rules! Each MBP has its own quirks, but the basics tend to be the same. If you're not sure where to start, it's here! 🛝 Rule 1: Keep spam complaints as low as possible. The best way to do that? Get permission, always. Maintain a healthy list by removing bounces and sending to your most-engaged subscribers. Make it easy to unsubscribe, and honor unsubscribe requests when you get them. 🛝 Rule 2: Authenticate your mail. Use SPF, DKIM, and DMARC so you earn the deliverability you deserve (and don't forget to actually review your DMARC reports!). Authentication doesn't guarantee inbox placement, but you'll be left in the dust without it. 🛝 Rule 3: Be predictably yourself. MBPs and subscribers both reward consistency, and results tend to be stronger when everyone knows what to expect, when. Send similar volumes at similar times on similar days, ensuring increases are gradual to give the filters (and the audience) time to adjust. If you're ramping up and see increased delays, blocks, or complaints, or lower opens than expected, slow down and reassess. It's possible that the segment is no longer viable, or requires a different approach. If these bases are covered, THEN you can reach out. Include your name, your company, your domain & IP, the specific outcome you're having (including the bounce reason, if applicable), and what you've done to improve. And be nice!

I've sent 10 million cold emails with near-perfect deliverability. The secret is to never send more than 20 emails per day per inbox. This is the biggest fumble of all time when scaling cold email campaigns. People want to scale quickly, so they crank up the volume to 100 emails per day per inbox. That's the fastest way to go to spam, ruin your deliverability, and basically have to start your whole campaign over. Instead, keep the sending constant per inbox: 20 per day maximum. If you want to scale, think horizontally, not vertically: 1) Purchase more domains 2) Set up new inboxes on those domains 3) Keep each inbox at that 20/day sweet spot Think of it like pawns on a chessboard. If you want to scale your outreach, just purchase more pawns and put them on the board. Don't concentrate all your risk and volume on a single domain because Google or Outlook will pick up on that pattern immediately. I've personally scaled three separate businesses to seven figures using cold email as our main acquisition channel, and this rule has been non-negotiable across all campaigns. And while you're at it, always warm up your new cold email domains for at least 14 days before you start sending actual outreach messages. Let Google or Outlook know you're a human being by mimicking human behavior first. People get impatient, fumble the bag, and go straight to spam because they don't want to wait 14 days for the warm-up process. But guess what? You're just going to go to spam anyway if you rush it. Follow these two rules religiously, and your deliverability will thank you.

Microsoft dropped their new rules today for high-volume senders... They are expected to come into enforcement in just over 30 days. The main update. Any messages for high-volume senders (more than 5K per day) that don't pass SPF, DKIM and DMARC will: a) Get routed through to the junk/spam folder. b) Start to be completely blocked if this isn't resolved. This might ring a bell because Google and Yahoo did something similar in late 2023. So, if you pass DKIM, SPF, and DMARC -- What's the big deal? These guidelines typically signal additional tightening of spam filtering in general, so I wouldn't be surprised if you see deliverability issues start to increase. Some of the recommended guidance from Microsoft includes: 1. Clean your lists: Ideally, on a monthly basis (Allegrow has your back). 2. Clear Unsubscribe Options: Provide visible, functional opt-out mechanisms, especially for marketing emails. 3. Valid Sender Addresses: Use legitimate "From" or "Reply-To" addresses that match your sending domain and can receive responses. Interestingly, Outlook specifically mentioned that they reserve the right to take NEGATIVE ACTION, particularly against senders who breach email hygiene or authentication standards. So, bounces increase the chances of your emails being flagged for filtering + blocking. Outlook has stated this applies to ‘Outlook.com - our consumer service, which is supporting hotmail.com live.com’, probably because of the backlash Google support received when they announced similar policies for workspace users. Although this applies specifically for messages sent to those types of inboxes (at the moment), it does apply to senders FROM ANY email provider or service. The first comment will provide the full post from MS.