# Lalit Kumar Jangid

> Lalit Kumar Jangid founded Cresca, the AI email marketing and transactional email platform, and writes its guides on email deliverability, campaigns and the email API.

Canonical: https://www.cresca.xyz/authors/lalit-kumar-jangid

Founder, [Cresca](https://www.cresca.xyz/about)

Lalit Kumar Jangid founded Cresca, the AI email marketing and transactional email platform, with Mohit Jangid in 2025. Lalit leads Cresca’s product vision, focused on making powerful email marketing capabilities clear and dependable for growing businesses. Lalit writes the guides on the Cresca blog.

[LinkedIn](https://www.linkedin.com/in/lalitkumarjangid/) [About Cresca](https://www.cresca.xyz/about)

## Email marketing guides by Lalit

46 articles, newest first.

- [Amazon Pinpoint Alternative for Email After the Shutdown Looking for an Amazon Pinpoint alternative before October 30, 2026? What stops, what keeps working, how to export your data, and how to move email to Cresca. October 23, 2026](https://www.cresca.xyz/blog/amazon-pinpoint-alternative)
- [Transactional Email API: The Complete Cresca Guide Cresca's transactional email API explained: API keys, sending, batches, templates, contacts, idempotency, statuses, rate limits and errors, with code. October 20, 2026](https://www.cresca.xyz/blog/transactional-email-api)
- [Send Email API: Send, Batch, Schedule and Track Emails Send email API guide: send, batch up to 100, schedule, reschedule and cancel emails with cURL, Node.js and Python, plus statuses, idempotency and rate limits. October 20, 2026](https://www.cresca.xyz/blog/send-email-api)
- [Email Templates API: Create, Publish and Send Templates Use the Cresca email templates API to create, publish and send transactional email templates with {{{VARIABLE}}} placeholders, fallbacks and aliases. October 20, 2026](https://www.cresca.xyz/blog/email-templates-api)
- [Contacts API: Add and Sync Contacts to Your Email List Use the Cresca contacts API to add and sync contacts to your email list: fields, upsert rules, validation, limits, errors and Node.js and Python recipes. October 20, 2026](https://www.cresca.xyz/blog/contacts-api)
- [AI Email Marketing Tools: A 2026 Buyer's Guide Compare AI email marketing tools the smart way: what the AI really does, 8 criteria that matter, a scoring checklist and a one-week trial plan before you buy. October 14, 2026](https://www.cresca.xyz/blog/ai-email-marketing-tools)
- [Email Marketing Calendar: Free 2027 Template Plan a full year of emails with this free email marketing calendar: 2027 key dates, a copy-ready campaign template, sending frequency guidance and Q4 tips. October 14, 2026](https://www.cresca.xyz/blog/email-marketing-calendar)
- [Email Marketing for Beginners: The Complete 2026 Guide Email marketing for beginners, step by step: choose a platform, build a permission-based list, set up SPF/DKIM/DMARC, write your first email and track results. October 14, 2026](https://www.cresca.xyz/blog/email-marketing-for-beginners)
- [Gmail Promotions Tab: How to Reach the Primary Inbox Why the Gmail Promotions tab catches your emails, how it differs from spam, and honest, practical steps to get relationship emails into the Primary inbox. October 14, 2026](https://www.cresca.xyz/blog/gmail-promotions-tab)
- [How to Write a Newsletter People Read (+ Template) Learn how to write a newsletter people actually read: pick a format, structure each issue, 27 newsletter ideas, a reusable template and a pre-send checklist. October 14, 2026](https://www.cresca.xyz/blog/how-to-write-a-newsletter)
- [Gmail and Yahoo Sender Requirements: 2026 Checklist Gmail sender requirements explained: SPF, DKIM, DMARC, alignment, one-click unsubscribe and the 0.3% spam rate limit, plus Yahoo's rules in one checklist. October 14, 2026](https://www.cresca.xyz/blog/gmail-yahoo-sender-requirements)
- [How to Write Email Subject Lines People Actually Open Write email subject lines and preview text that get opened for the right reasons, avoid real spam triggers, and test ideas honestly. 23 rewrites included. October 10, 2026](https://www.cresca.xyz/blog/how-to-write-email-subject-lines)
- [Email Marketing for Online Stores: A Guide for Small Shops Email marketing for online stores, simplified: the six emails a small store needs, segments from an order export, cart abandonment and a monthly calendar. October 10, 2026](https://www.cresca.xyz/blog/email-marketing-for-small-online-stores)
- [How to Promote Your Content With an Email Newsletter Turn blog posts into email newsletter issues that stand alone, measure the traffic they send with UTM tags, and grow subscribers from the content you publish. October 10, 2026](https://www.cresca.xyz/blog/promote-content-with-email-newsletter)
- [Email Tools for CRM Integration: How to Choose How to choose an email platform for CRM integration that keeps data, consent and events in sync, without duplicate contacts or silent sync failures. October 6, 2026](https://www.cresca.xyz/blog/best-email-tools-for-crm-integration)
- [Email Deliverability: A Simple Guide to Reaching the Inbox Email deliverability is not a button in your email tool. Learn what makes inbox providers trust a sender, in plain English, and what to fix first. October 5, 2026](https://www.cresca.xyz/blog/email-deliverability-complete-guide)
- [Why Emails Go to Spam: 25 Common Causes and Simple Fixes Why emails go to spam usually has a clear cause. Use this plain-English troubleshooting guide to find yours and fix it without chasing myths. October 5, 2026](https://www.cresca.xyz/blog/why-emails-go-to-spam-and-how-to-fix-it)
- [50 Marketing Email Ideas You Can Use This Week Fifty marketing email ideas grouped by goal, from welcome and how-to emails to product news and win-backs, plus a simple way to turn each idea into a campaign. October 5, 2026](https://www.cresca.xyz/blog/50-marketing-email-ideas)
- [Email Segmentation: 15 Segments That Actually Matter A plain-English guide to email segmentation, including 15 practical groups, what to send each group, and how to avoid overcomplicating your list. October 5, 2026](https://www.cresca.xyz/blog/email-segmentation-15-segments-that-matter)
- [Email Marketing Metrics: 12 Numbers Worth Tracking Twelve email marketing metrics explained in plain language, from delivery and bounce rates to conversions and complaints, with what to do when each one moves. October 5, 2026](https://www.cresca.xyz/blog/email-marketing-metrics-that-matter)
- [Welcome Email Series: 7 Emails Every Business Can Automate Plan a seven-message welcome email series: the job of each email, timing advice, and what to say without overwhelming the people who just signed up. October 5, 2026](https://www.cresca.xyz/blog/welcome-email-series-7-emails-to-automate)
- [Email Marketing Automation: A Complete Guide Email marketing automation in plain terms: what it is, the five automations to build first, how to map one out, and the mistakes that make automated email cold. October 5, 2026](https://www.cresca.xyz/blog/email-marketing-automation-guide)
- [How to Create an Email Marketing Campaign From Scratch How to create an email marketing campaign step by step: set one goal, pick an audience you can act on, write for a two-second scan and run pre-send checks. October 5, 2026](https://www.cresca.xyz/blog/how-to-create-an-email-marketing-campaign)
- [AI Email Marketing Without Sounding Robotic AI email marketing without the robotic tone: what to automate, what to keep human, how to brief AI well, and prompts that produce drafts you can use. October 5, 2026](https://www.cresca.xyz/blog/ai-email-marketing-without-sounding-robotic)
- [Advanced Email Segmentation Strategies That Change Results Email segmentation strategies beyond demographics: engagement tiers, lifecycle stage, behavioural triggers, and segments you can maintain as your list grows. October 3, 2026](https://www.cresca.xyz/blog/advanced-email-segmentation-strategies)
- [The Ultimate Guide to Email Calls to Action How to write and place an email call to action that gets clicked, including what to test, what makes people hesitate, and why one ask beats three. October 3, 2026](https://www.cresca.xyz/blog/ultimate-guide-email-calls-to-action-cta)
- [What Is Cresca? AI Email Marketing and Transactional Email What is Cresca? An AI email marketing and transactional email platform: every feature, what it costs, what it is not, and the team behind it. October 3, 2026](https://www.cresca.xyz/blog/what-is-cresca)
- [Email Templates in Cresca: Building Emails You Can Reuse How to structure reusable email templates, which campaigns deserve one, and the maintenance problem that makes old templates worse than none. October 3, 2026](https://www.cresca.xyz/blog/cresca-templates)
- [Email Marketing with Cresca: A Practical Start A working email marketing sequence for your first month on Cresca, from importing contacts to running your first automation, in the order that avoids rework. October 3, 2026](https://www.cresca.xyz/blog/email-marketing-with-cresca)
- [SPF, DKIM and DMARC Done Right: A Field Guide A field guide to SPF, DKIM and DMARC, the three records that decide whether your mail reaches the inbox, and the failure modes that silently break them. September 26, 2026](https://www.cresca.xyz/blog/email-deliverability-spf-dkim-dmarc-done-right)
- [Why Open Rates Stopped Being Reliable Image proxying, prefetching and privacy features broke open rates. Here is what an open now measures, what to track instead, and how to compare campaigns. September 26, 2026](https://www.cresca.xyz/blog/why-open-rates-stopped-being-reliable)
- [Queued Sending: Why It Matters at Scale What happens to a campaign when you send 50,000 emails at once, and why queued sending changes the failure modes rather than just the delivery speed. September 26, 2026](https://www.cresca.xyz/blog/queued-sending-why-it-matters-at-scale)
- [The List Hygiene Protocol That Protects Reputation A list hygiene protocol to protect sender reputation: classify bounces, track engagement decay, record consent and clean imports without losing subscribers. September 26, 2026](https://www.cresca.xyz/blog/list-hygiene-protocol-that-protects-reputation)
- [Dark Mode Email Design: Logos, Colours and Code That Work How mail apps handle dark mode email, the meta tags and CSS you can use, and design choices for logos and colours that still work when code can't help. September 15, 2026](https://www.cresca.xyz/blog/dark-mode-email-design)
- [Domain Warm-Up: A Practical Plan for a New Sending Domain A domain warm-up plan for a new sending domain: the setup checklist, a gradual ramp you can adapt, and what to do when mailbox providers push back. September 14, 2026](https://www.cresca.xyz/blog/domain-warmup-guide)
- [Double Opt-In: When to Use It and How to Set It Up Double opt-in adds one confirmation click to every signup. Here is when that click is worth it, and how to build the flow without losing good subscribers. September 13, 2026](https://www.cresca.xyz/blog/double-opt-in-explained)
- [CAN-SPAM, GDPR and CASL: Email Compliance Basics Email compliance across US, EU/UK and Canadian rules: consent, unsubscribes, sender details and penalties side by side, plus a checklist for every send. September 10, 2026](https://www.cresca.xyz/blog/email-compliance-gdpr-can-spam)
- [Email Frequency: How Often Should You Send Marketing Email? There is no universal right email frequency. Set a cadence from your signup promise, content and buying cycle, then let unsubscribes and complaints tune it. September 8, 2026](https://www.cresca.xyz/blog/email-frequency-and-fatigue)
- [How to Grow an Email List the Right Way Seven ways to grow an email list with people who want your email, three shortcuts to avoid, and how to measure net growth after bounces and unsubscribes. September 7, 2026](https://www.cresca.xyz/blog/growing-an-email-list)
- [How to Measure Email Marketing ROI Honestly A practical way to calculate email marketing ROI: count real costs, attribute revenue with UTM tags, run a holdout test, and stop trusting open rates. September 5, 2026](https://www.cresca.xyz/blog/measuring-email-roi)
- [Mobile Email Design: A Thumb-First Guide for Marketers Mobile email design that follows a reader's path on a phone, from inbox row to tap, with layout rules, tap-target sizes, fluid image code and a test checklist. September 3, 2026](https://www.cresca.xyz/blog/mobile-email-optimization)
- [Personalization With Merge Fields and Custom Fields Email personalization with merge fields and custom fields: clean contact data first, plan for blank values, and go beyond first names with segments and history. September 2, 2026](https://www.cresca.xyz/blog/personalization-tokens-in-cresca)
- [Re-Engagement Campaigns That Don't Hurt Deliverability Plan a re-engagement campaign: define inactive subscribers without open rates, write a short win-back sequence, send it safely and choose who to stop mailing. September 1, 2026](https://www.cresca.xyz/blog/re-engagement-campaigns)
- [Plain Text vs HTML Email: Which to Send When Plain text vs HTML email: decision rules for choosing a format, how multipart emails work, the deliverability myths, and how to write each format well. September 1, 2026](https://www.cresca.xyz/blog/plain-text-vs-html-email)
- [Suppression Lists, Bounces and Complaints Explained What hard bounces, soft bounces, complaints and unsubscribes mean for your suppression list, how to read bounce codes, and who never gets mailed again. August 29, 2026](https://www.cresca.xyz/blog/suppression-lists-and-bounces)
- [Transactional vs Marketing Email: Key Differences Transactional vs marketing email: how CAN-SPAM and Gmail and Yahoo rules separate the two, with borderline cases and a practical setup for any team. August 28, 2026](https://www.cresca.xyz/blog/transactional-vs-marketing-email)