Build and execute email marketing campaigns for a solopreneur business. Use when building an email list, writing email sequences (welcome, nurture, sales), designing broadcast campaigns, improving open and click rates, or setting up email automation. Covers list building, segmentation, email copywriting, sequence design, deliverability, and metrics. Trigger on "email marketing", "email campaign", "email sequence", "email list", "newsletter", "email automation", "improve email open rates", "nurture emails", "welcome email".

为个体创业者构建和执行电子邮件营销活动，适用于建立邮件列表、编写邮件序列（欢迎、培育、销售）、设计广播活动、提升打开率和点击率、以及设置邮件自动化。涵盖列表建设、分段、邮件文案撰写、序列设计、投递率和数据分析。触发词包括：电子邮件营销、电子邮件活动、邮件序列、邮件列表、简报、邮件自动化、提升邮件打开率、培育邮件、欢迎邮件