Top 5 Email Gateways & Relays That Indie SaaS Founders Use to Avoid Spam Filters While Sending Hundreds of Emails a Day
As an indie SaaS founder, sending hundreds of emails a day can be both an exciting milestone and a serious technical challenge. Email deliverability—the science and art of landing in the inbox and not the spam folder—is critical when you depend on personalized email outreach to drive user signups, provide onboarding support, or manage transactional …