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Opptima Blog — Email Marketing, SMS and WhatsApp Business

Recent Posts

This space is dedicated to sharing news, trends and key insights from the world of transactional email marketing

Why Is Sending a Single Email in Email Marketing a Bad Strategy?
Marketing

Why Is Sending a Single Email in Email Marketing a Bad Strategy?

Introduction In the world of email marketing, many companies make the mistake of thinking that a single email can be enough to capture their customers’ attention and generate sales. However, this strategy can be counterproductive. In this blog, we’ll explore the disadvantages of sending a single email and how you can improve your email marketing […]

by Camila de Opptima
Email + SMS: The Perfect Formula to Reduce Delinquency in Large Companies
Marketing

Email + SMS: The Perfect Formula to Reduce Delinquency in Large Companies

Introduction Still relying only on email or SMS to recover receivables? In large companies, with hundreds or thousands of accounts receivable, using a single channel is no longer enough. Customer behavior has changed. Today they check their email in the morning, but respond via WhatsApp or SMS in the afternoon. So why insist on a […]

by Camila de Opptima
Is Email Marketing a Waste of Time in 2026? The Truth for the Financial Sector
Marketing

Is Email Marketing a Waste of Time in 2026? The Truth for the Financial Sector

Introduction: The myth of email’s death Is email marketing in 2026 still a smart investment, or just digital noise? In today’s fast-moving ecosystem, where artificial intelligence and social media saturate user attention, many business owners —especially in the collections and finance sectors— wonder whether it’s still worth sending emails. The short answer is: yes, but […]

by Camila de Opptima
SMTP or email marketing? Which one should you use for sensitive notifications, and why?
Marketing

SMTP or email marketing? Which one should you use for sensitive notifications, and why?

Introduction Are your collection emails or legal notifications reaching their destination? It’s a question many companies should ask themselves. In a digital world where traceability, legality, and accuracy matter more than ever, using the wrong tool to send sensitive emails can cost you dearly: from lawsuits for failure to notify properly to regulatory penalties. Not […]

by Camila de Opptima
Email Marketing Strategies for Dentists: How to Improve Communication with Your Patients
Marketing

Email Marketing Strategies for Dentists: How to Improve Communication with Your Patients

Introduction Email marketing is a powerful tool, not only for SaaS or eCommerce businesses, but also for dental clinics. It’s an affordable strategy dentists can use to improve communication with their patients and increase recurring revenue, even without a dedicated marketing team. The importance of email marketing for dentists Email marketing can be a crucial […]

by Camila de Opptima
Bulk Email in Colombia: Legal Risks, Security, and Digital Transformation with Opptima
Marketing

Bulk Email in Colombia: Legal Risks, Security, and Digital Transformation with Opptima

Introduction: the hidden danger in your outbox Sending an email seems like the most harmless task in the world. However, for a company in Colombia, the “To” field can become the origin of a legal and financial nightmare. In the information age, email isn’t just a communication tool; it’s a personal data asset. Many organizations, […]

by Camila de Opptima
How to Increase Your Email Marketing Funnel Conversion with Smart Segmentation in Opptima
Marketing

How to Increase Your Email Marketing Funnel Conversion with Smart Segmentation in Opptima

Introduction Selling today is harder than it was a few years ago. There’s more competition, more digital noise, and advertising keeps getting more expensive. Leads are not only more costly, but they also take longer to make a decision. Today’s user researches, compares, and reflects before buying. And that makes traditional email marketing funnels lose […]

by Camila de Opptima