Hi {{first_name}},
I reached out about sponsoring [[your property name]] and wanted to add some context. Our Q[[quarter]] slots are starting to fill, and I wanted to check whether [[their brand]] would like to secure a spot before the calendar closes.
Since my last note, we've [[one new development: audience growth, a notable recent sponsor, a performance milestone]]. Updated deck attached.
Is this something your team is considering for [[quarter or timeframe]]?
[[Your name]]