Guides
Email marketing guides
Practical, plain-English guides from the MailNesto team — deliverability, the law, budgets and more.
Email deliverability: how to reach the inboxSPF, DKIM, DMARC, list hygiene, warm-up and the Gmail and Yahoo bulk-sender rules, with a checklist you can work through in an afternoon.6 min read · Updated November 2026Email marketing laws in India: DPDP Act, consent and global rulesA plain-English guide to consent-based email under the DPDP Act, 2023 and its Rules, plus GDPR, CAN-SPAM and CASL for audiences abroad.6 min read · Updated November 2026How much does email marketing cost? A budgeting guideWhat drives the cost of email marketing, how to estimate a monthly budget, and the hidden extras from overage to dollar billing and GST.5 min read · Updated November 2026How to choose an email marketing platform: a buyer’s checklistWhat to compare when choosing an email platform, from deliverability and automation to data export, billing and support, plus questions to answer in your trial.5 min read · Updated November 2026Switching email platforms: a migration checklistHow to move to a new email platform safely: export contacts and suppressions, rebuild templates and automations, authenticate, warm up and cut over.5 min read · Updated November 2026How to write a welcome email series (with examples)Plan a three-to-four-email welcome series: what each email should do, when to send it, and subject lines you can adapt.5 min read · Updated November 2026Abandoned cart emails: a recovery series that worksHow to plan abandoned cart emails for an Indian online store: timing, what to write, when to offer a discount and how to measure recovered revenue.9 min read · Updated November 2026Festive email calendar for India: when to plan and sendPlan festive emails for Diwali, Navratri, Holi, Raksha Bandhan, Eid, Christmas and Pongal, timed relative to each festival, with a planning checklist.9 min read · Updated November 2026How to grow an email list with DPDP-friendly consentPractical ways to grow your email list in India with clear, recorded consent under the DPDP Act: forms, pop-ups, landing pages, events and lead ads.8 min read · Updated November 2026Email subject lines: how to write ones that get openedHow to write email subject lines and preview text that get opened: length, personalisation, emojis, formulas by email type and how to A/B test them.8 min read · Updated November 2026Re-engagement emails: winning back inactive subscribersHow to win back inactive email subscribers and lapsed customers: define inactivity, write re-engagement emails, offer fewer emails and set a sunset policy.7 min read · Updated November 2026Email marketing for events: sell tickets and cut no-showsAn email plan for selling event tickets in India: announcements, early-bird offers, reminders, QR tickets, check-in and post-event follow-up.8 min read · Updated November 2026Email marketing for coaching institutes and online coursesEmail marketing for coaching institutes and online courses in India: capture enquiries, run demo classes, follow up leads and keep students engaged.8 min read · Updated November 2026Post-purchase emails: turn first orders into repeat customersWhat to email customers after an order: confirmations, delivery updates, review requests, cross-sells, reorder reminders and loyalty for Indian stores.8 min read · Updated November 2026Bulk email in India: how to send to thousands and reach the inboxHow to send bulk email in India without landing in spam: what a bulk email service does, consent under the DPDP Act, authentication, warm-up and costs.11 min read · Updated November 2026Free email marketing software: what the free plans really includeFree email marketing software compared: the free plans of 11 popular tools side by side — contacts, monthly sends and limits — and when it’s time to pay.8 min read · Updated November 2026