Outreach Blog

Notes from the OutreachFox team

Playbooks, postmortems, and product updates on cold email, deliverability, and LinkedIn outreach.

LinkedIn Outreach Tools for High Deliverability: 2026 Guide
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LinkedIn Outreach Tools for High Deliverability: 2026 Guide

LinkedIn rewards account reputation over volume in 2026. Keep invites at 10-25 per day, aim for 30-45% acceptance rates, and choose tools with isolated infrastructure to avoid bans and maximize deliverability.

Timothy VaddeTimothy VaddeJun 12, 2026
Why Shared IPs Hurt Sender Reputation
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Why Shared IPs Hurt Sender Reputation

Shared IPs tie your email reputation to other senders' behavior, risking deliverability even when you follow best practices. Spam filters check IP reputation first, and one bad sender can blacklist the entire pool.

Timothy VaddeTimothy VaddeJun 12, 2026
LinkedIn Follow-Ups After Email: Timing Rules
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LinkedIn Follow-Ups After Email: Timing Rules

LinkedIn Follow Ups After Email: Timing Rules When it comes to LinkedIn follow ups after sending an email, timing is everything. Reach out too soon, and you risk appearing robotic.

Timothy VaddeTimothy VaddeJun 11, 2026
Cold Email Deliverability: Shared vs Isolated Infrastructure
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Cold Email Deliverability: Shared vs Isolated Infrastructure

Shared email infrastructure offers 60-68% inbox placement at lower cost but risks deliverability from bad actors. Isolated infrastructure delivers 80-92% placement with dedicated IPs and full control, ideal for high-volume senders.

Timothy VaddeTimothy VaddeJun 11, 2026
Waterfall Enrichment: How to Test Providers
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Waterfall Enrichment: How to Test Providers

Learn how to evaluate data enrichment providers using key metrics like match rate, accuracy, bounce rate, and incremental coverage. Testing providers systematically helps reduce costs, improve email deliverability, and protect your sender r

Timothy VaddeTimothy VaddeJun 6, 2026
SPF, DKIM, DMARC: Definitions for Cold Email
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SPF, DKIM, DMARC: Definitions for Cold Email

SPF, DKIM, and DMARC are essential email authentication protocols that verify sender identity and prevent cold emails from landing in spam. Learn how to properly configure these protocols to achieve 95%+ inbox placement rates.

Timothy VaddeTimothy VaddeJun 6, 2026
The Ultimate Guide to B2B Cold Email Campaigns
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The Ultimate Guide to B2B Cold Email Campaigns

The Ultimate Guide to B2B Cold Email Campaigns B2B cold email campaigns remain a direct and cost effective way to engage decision makers in 2026. However, reply rates have dropped to 3.4% , down from 8.5% in 2019, due to crowded inboxes and

Timothy VaddeTimothy VaddeJun 5, 2026
Dedicated Sending IPs vs. Shared IPs for Cold Email
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Dedicated Sending IPs vs. Shared IPs for Cold Email

Choosing between dedicated and shared IPs for cold email depends on your volume and control needs. Dedicated IPs offer complete reputation control for high-volume senders, while shared IPs provide simplicity for smaller campaigns.

Timothy VaddeTimothy VaddeJun 5, 2026
Checklist for Multichannel Messaging Without Redundancy
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Checklist for Multichannel Messaging Without Redundancy

Learn how to execute multichannel outreach across email and LinkedIn without sending redundant messages. This checklist covers CRM sync, unique sequencing, exit rules, and infrastructure setup to boost response rates.

Timothy VaddeTimothy VaddeJun 5, 2026
Email Verification vs. List Cleaning: What You Need
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Email Verification vs. List Cleaning: What You Need

Invalid email addresses damage sender reputation and campaign success. Email verification checks new addresses once, while list cleaning maintains database health over time through regular maintenance.

Timothy VaddeTimothy VaddeJun 4, 2026
B2B Cold Outreach Checklist: 12 Steps Before You Send
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B2B Cold Outreach Checklist: 12 Steps Before You Send

B2B Cold Outreach Checklist: 12 Steps Before You Send B2B cold outreach can fail if your email infrastructure isn’t properly set up. Misconfigured domains, unverified email lists, or skipping essential steps like warming up mailboxes can le

Timothy VaddeTimothy VaddeJun 4, 2026
10 Cold Email Deliverability Tips That Actually Work
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10 Cold Email Deliverability Tips That Actually Work

10 Cold Email Deliverability Tips That Actually Work Cold emails often fail because they don't land in the primary inbox. Deliverability depends on sender reputation, domain setup, and avoiding spam triggers.

Timothy VaddeTimothy VaddeJun 4, 2026

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