$250k in sales without a product(blog.continu.co)3 points·by mtschip·8 ปีที่แล้ว·1 commentsblog.continu.co$250k in sales without a producthttps://blog.continu.co/how-to-presell/1 commentsPost comment[–]madhavcp·8 ปีที่แล้วreplyThat's impressive!