Blog
5 posts tagged with "growth".
A practical guide to A/B testing email subject lines — sample size calculation, statistical significance, which variables to test, which to ignore, and how to interpret results correctly.
Vivek Tan
Mar 16, 2026 · 6 min read
A complete email list cleaning and hygiene protocol — sunset policies, re-engagement campaign design, when to remove subscribers permanently, and the deliverability math behind the decisions.
Megha Sharma
Mar 13, 2026 · 6 min read
Data-backed guide to the best time to send marketing email in India — IST timezone patterns for B2B SaaS, pharma, education, e-commerce, and insurance, with day-of-week analysis.
Priya Iyer
Feb 06, 2026 · 6 min read
Eight email list segmentation strategies — RFM, behavioural, demographic, lifecycle, engagement, geo, customer value, and interest-based — with real examples for Indian businesses.
Priya Iyer
Jan 19, 2026 · 8 min read
A direct comparison of double opt-in vs single opt-in for email marketing — covering list quality, deliverability, GDPR, India's DPDP Act, and when each makes sense.
Megha Sharma
Jan 12, 2026 · 6 min read