“The better way to schedule your meetings”
Comparative framing without naming the comparison. "Better than Calendly" would be a value claim (defensible or not). "The better way" is an empty assertion that visitors hear from every category challenger. Doesn't name what's broken in the current way, doesn't name what makes this better, doesn't name the buyer.
“Open-source scheduling that your data lives on your servers — not Calendly's.”
Names the differentiator (open source + data ownership), the audience (people who care about data sovereignty — companies, governments, privacy-conscious indie hackers), and the implicit incumbent (Calendly). One sentence, three answers.