I am doing highly personalized Cold emails to brands ( what are the subject lines that i can put ) - Quck thought on your brand name - Calling their compeittor name - calling recent instagram post - your ads miss this - one creative angle for your ads Any Idea or new suggestions that are working for your brand. How can i tell the owner i have check your instagram , check your site , check your website everything if i can't prove it in subject line like ( quck thought on your ads ) this is generic not feel like i have seen his instagram