Our Insights

ROI of Multi-Channel Outbound vs. Single-Channel
This comparison shows why multi-channel outbound (LinkedIn social selling + email) in B2B sales often delivers a significantly higher ROI than single-channel approaches.
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Multi-Touchpoint Journey in B2B Sales
In this guide, you will learn step-by-step how to set up a concrete multi-touch point journey from LinkedIn to email.
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Multi-Channel Outbound for SaaS Companies
This guide shows you how to structure multi-channel outbound as a SaaS company — that is, the combination of social selling (LinkedIn outreach), email outbound, and telephone.
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Social Selling and Email Outbound: Why Multi-Channel is the Key to a Predictable B2B Pipeline
This guide shows B2B tech startups and SaaS scale-ups how to achieve higher response rates, more qualified appointments, and a predictable pipeline through combined LinkedIn and email sequences.
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LinkedIn and Email Sequencing in B2B Sales: The Leadtree Playbook
In this playbook, we'll show you step-by-step how to set up a coordinated LinkedIn + Email sequencing as the founder of a B2B tech startup.
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Done-for-You vs. In-house Email Marketing: The 2026 ROI Comparison
In this article, we compare the three models for email outbound based on cost, ROI, time-to-value, risk, and strategic fit – specifically for B2B tech start-ups and SaaS scale-ups in the DACH region.
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GDPR & E-mail Compliance 2026 in B2B Outbound
This post shows why B2B companies should not hope for "special B2B rules" regarding GDPR, UWG, and TTDSG, and which new developments (e.g. ECJ ruling, tracking pixels, failed ePrivacy regulation) are relevant for your email setup.
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Email Outbound 2026: Why Gmail & Outlook are putting SMEs under pressure
Email deliverability will become more challenging for SMEs in 2026: Gmail, Yahoo & Outlook will enforce SPF/DKIM/DMARC, low spam rates, and one-click unsubscribe, while the UWG (Act Against Unfair Competition) will severely restrict cold emails. The article explains what this means specifically for German-speaking B2B companies.
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AI Tools in Email Marketing 2026: Revolution or Evolution
In this article, we compare three classes of AI tools for outbound email and show where they can genuinely improve your sales process.
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Email Outbound Trends 2026 in the DACH market
In 2026, outbound email in the DACH market will become considerably more complex. The article provides a practical overview of the technical, legal and strategic trends that decision-makers need to be aware of.
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Multitouch vs. Single-Touch: The Leadtree Outbound Email Strategy
The article explains how B2B tech startups combine outbound emails with LinkedIn social selling to generate more qualified appointments.
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AI Copywriting for Outbound Emails
In this guide, you'll get a practical, hands-on walkthrough on how to set up AI copywriting for outbound emails: from ICP & data sources to prompts, KPIs, testing, and compliance.
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Setting up outbound email sequences professionally: The Leadtree Framework
This guide shows you step-by-step how to set up high-performing outbound email sequences in B2B sales – including ICP sharpening, sequence design, KPIs, and optimisation.
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Optimising Email-Sending Infrastructure: How to Ensure Delivery in B2B Outbound
In this guide, you'll get a practical roadmap on how to set up your technical infrastructure for outbound email.
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Email Testing: How to Optimise Outbound Emails with Continuous Testing
In this guide, we'll show you step-by-step how to integrate continuous email testing into your B2B sales process.
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Building Email Lists Strategically: Our Guide to B2B Outbound Success
In this guide, we will show you step-by-step how to build a high-quality, legally compliant B2B email list.
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Social selling for agencies: How to differentiate yourself from „08/15 LinkedIn outreach“
Social selling for agencies: differentiation instead of 08/15 outreach. With 3 messaging playbooks & ROI-based positioning for predictable leads.
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Social selling for consultancies: From thought leader to full calendar
Social selling for consultancies: From thought leadership to real appointments. With targeted networking & engagement on LinkedIn.
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Social selling in industry: How to build trust in safety-critical sectors
Social selling in industry: building trust in safety-critical sectors. With compliance content & relationship building instead of pitches.
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Social selling in mechanical engineering: from anonymous SMEs to a clear target customer list
Social selling for mechanical engineering: From anonymous SMEs to a precise target customer list. With trigger events & outreach sequences.
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Social selling for SaaS companies: How to set up a buying centre on LinkedIn
Social selling for SaaS companies: How to identify your buying centre on LinkedIn. With ICP templates & outreach scripts for predictable B2B lead generation.
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LinkedIn storytelling for founders & consultants: personal stories with authenticity
How founders & consultants use personal stories on LinkedIn - with authenticity, clear structure and expertise to generate B2B leads.
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Your LinkedIn profile as a landing page: How to gain trust and leads with structure, social proof & CTAs
How to turn your LinkedIn profile into a B2B landing page - with a clear structure, social proof and CTAs for more trust, leads and demo bookings.
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Why personal branding is no longer a „nice-to-have“ for B2B executives
Why B2B leaders can no longer afford to ignore personal branding on LinkedIn - Impact on Sales, Leads, Hiring & Pricing.
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5 proven strategies for growth in 2026: The GTM guide for B2B startups
Proven B2B growth strategies: social selling, content marketing, trigger-based outbound - strategies that will work in 2026.
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Cold calling in 2026: Why social selling is overtaking traditional methods
Cold calling 2026 in the B2B sector in DACH: Data on social selling compared to traditional methods.
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How to choose the right B2B lead generation agency
Find the best B2B lead generation agency in the DACH region: These 10 criteria show what decision-makers should look out for. With practical examples, checklist and transparent ROI evidence from Leadtree.
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Modern cold calling: 7 effective alternatives to traditional email and telephone canvassing
Discover 7 proven alternatives to classic cold calling: social selling, content marketing & co. generate 13+ appointments/month instead of 4.8% cold call success.
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How to calculate the ROI of social selling: The ultimate guide for B2B companies 2026
Learn how to correctly calculate the ROI of social selling. Step-by-step guide with formulas, tools and KPIs.
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B2B lead generation in the DACH region: regional market analysis for successful social selling
B2B lead generation in the DACH region: Regional differences, compliance requirements and successful social selling strategies for Germany, Austria and Switzerland. Practical guide with LinkedIn strategies.
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LinkedIn personal branding: 10 steps to expert status in 2026
Complete LinkedIn Personal Branding Guide 2026: 10 proven steps for more visibility, expert status and predictable B2B leads. With checklist!
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B2B Marketing Automation 2026: How small B2B companies are scaling their sales processes with social selling
How small B2B companies are scaling their sales processes with marketing automation and social selling in 2026. Practical guide with proven workflows.
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Cold calling alternatives 2026: 10 social selling strategies for the DACH market
90% of decision-makers no longer accept cold calls. Discover 10 proven social selling strategies for B2B companies in DACH that offer an alternative to cold calling.
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Social selling tools 2026: a comparison of 15 LinkedIn automation tools for tech start-ups
15 LinkedIn automation tools for tech startups in comparison. ✓ Prices ✓ ROI analysis ✓ Specific recommendations for every budget
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B2B lead generation: The 15 most important methods for more leads and sales
In this comprehensive guide to B2B lead generation, we show you the key methods and strategies that really work.
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Initial acquisition vs. social selling: the modern way of customer acquisition
Imagine you could organise your new customer acquisition in such a way that potential customers have already built up trust in you before the first conversation takes place. Sounds too good to be true? In this article, we'll show you how to do just that.
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LinkedIn marketing: B2B strategy & tips for your marketing
LinkedIn marketing has become an indispensable discipline in online marketing, especially for companies in the B2B sector. The platform offers you unique opportunities to increase brand awareness, generate valuable leads and address your target group directly.
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Clay.com in Germany: Why you should rely on this sales automation platform
Use clay as a lead generation tool! How to optimise and automate your sales processes. Click here for our outbound experiences
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Personal branding on LinkedIn: Our practical guide
In today's digital professional world, we can't emphasise enough how crucial a strong personal brand has become. When we started building our personal branding expertise on LinkedIn, we wished someone had given us a practical guide. That's exactly what we want to be for you today - a guide to the world of personal branding on probably the most powerful business platform of all.
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Social selling on LinkedIn: Successful selling
The days of hard selling are over. If you want to sell successfully today, you have to build relationships - and do so where your customers are: on social networks. LinkedIn has established itself as the most important channel for B2B sales. This guide shows you how to use social selling strategically to achieve sustainable sales success and qualified leads.
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Create a LinkedIn post: What really works in 2026
You spend hours on a LinkedIn post and only get three likes - frustrating, right? We'll show you the tried-and-tested patterns that will make LinkedIn posts really work in 2026.
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Social selling agency: The sales solution for B2B success on LinkedIn
Imagine you could sell your products and services directly where your target group spends their time - on social networks. But how do you get from simple posts and likes to qualified leads? This is exactly where a social selling agency comes into play. Do you want to know how to convince your target group and increase the number of conversations you have with potential customers? We'll show you how a social selling agency can revolutionise your business.
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LinkedIn Agency 2026: Services, prices & success stories
LinkedIn has developed into the most important B2B network and has become indispensable for companies' online presence. It offers great opportunities for personal branding, networking and customer acquisition in the B2B sector, but requires time and expertise. So how do you really get the most out of this network? This is where LinkedIn agencies come into play. This article looks at their services, pricing structures and gives tips on choosing a suitable agency.
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