If she really believes in her brand and its audience, a simple survey shouldn’t stop her. Still, I’m sure sparkling reviews would be preferable to these rather still ones.
Branding and knowing your audience is often as important as actual wine quality.
For example, the people buying Beringer wine at the grocery aren’t the same people buying Cameron Diaz’s “clean wine” who aren’t the same people listening to Wine Spectator call Château Léoville-Barton St.-Julien 2016 [the wine of the year,](https://wineindustryadvisor.com/2019/11/15/classic-bordeaux-named-1-wine-of-the-year#:~:text=New%20York%2C%20NY%20(November%2015,2019%20Wine%20of%20the%20Year.) and so on and so forth.