14-email-marketing

name	14-email-marketing
description	Dung khi can xay chuoi email hoac Zalo OA gui theo kich ban — welcome series, nurture, promotion, win-back: phan tep, luong automation, subject line, tan suat gui, A/B test va KPI open/click. Kich hoat khi user nhac 'email marketing', 'chuoi email tu dong', 'welcome email', 'email nurture', 'broadcast Zalo OA', 'co list ma khong biet gui gi', 'email khong ai mo', 'cham soc khach qua Zalo'. Khong dung cho — code file HTML email chay duoc tren moi client thi dung skill 49-html-email-template; xay he thong giu chan khach da mua thi dung skill 69-giu-chan-khach-hang; thiet ke qua tang doi thong tin lien he thi dung skill 70-lead-magnet.
argument-hint	<audience + objective + sequence type>
metadata	{"version":"2.1.2","category":"operations"}
triggers	["email marketing","chuoi email","email tu dong","welcome email","email nurture","email sequence","Brevo","thiet lap email","Zalo OA broadcast","broadcast Zalo","tin Zalo cham soc khach"]
output	File .md chua chien luoc email marketing day du — sequence template, automation flow, subject line, segmentation, A/B test, va KPI tracking
related	["01-lich-noi-dung","05-copy-quang-cao","09-insight-khach-hang","12-brief-landing-page","15-social-listening","49-html-email-template","13-phan-tich-du-lieu"]

Email Marketing

Email la kenh so huu — khong phu thuoc thuat toan, khong mat tien tiep can lai nguoi da dang ky.

---

Thu thap thong tin

Hoi user toi da 4 cau:

1. San pham/dich vu gi? Mo ta ngan + doi tuong khach hang.
2. Muc tieu email? Thu lead moi, nurture lead cu, ban hang, hay re-engage khach cu?
3. Da co list email chua? Bao nhieu subscriber? Da phan loai nhom chua?
4. Dang dung tool nao? Brevo, Mailchimp, Kit, hay chua co? Da setup domain chua?

---

Nguyen tac cot loi

Nguyen tac	Giai thich
Gia tri truoc ban hang	80% email cung cap gia tri, 20% email ban hang
Phan khuc truoc gui	Khong bao gio gui cung 1 email cho toan bo list
1 email = 1 muc dich	Moi email chi co 1 CTA chinh
Mobile-first	70%+ doc email tren dien thoai — thiet ke cho man hinh nho truoc
Test lien tuc	A/B test subject line va thoi gian gui moi tuan
Ton trong nguoi nhan	Co link unsubscribe ro rang, khong spam

---

Cau truc 1 email

Thanh phan	Gioi han	Vai tro
Subject line	50 ky tu (30 ky tu hien thi tren mobile)	Quyet dinh open rate
Preview text	90 ky tu	Bo sung cho subject line, tang open rate
Header	Logo + ten thuong hieu	Nhan dien nhanh
Body	150–300 tu (nurture), 100–200 tu (promotion)	Noi dung chinh
CTA	1 CTA chinh, toi da 1 CTA phu	Chuyen doi
Footer	Unsubscribe + dia chi + lien he	Tuan thu phap luat

---

Cong thuc Subject Line

5 cong thuc hieu qua

Cong thuc	Vi du	Khi dung
Curiosity (To mo)