email marketing linear icons set. strategy, segmentation, list, open-rate, click-through, conversion, automation line

vector icon line sign strategy segmentation list openrate clickthrough conversion automation personalization targeting engagement retention nurture optimization analytics deliverability subjectline btesting campaign content cta drip newsletter leadgeneration welcomeseries trigger optin unsubscribe subscriber blacklist esp html plaintext spamfilter inbox socialsharing mobilefriendly landingpage crosssell upsell roi reputation branding design frequency timing