"have some feedback" is a correct and usable phrase in written English. You can use it when you are asking someone to provide their opinion on something. For example, you might say, "I'd love to have some feedback on my latest project."
Or do you have some feedback on the apps and games featured here?
Mary did have some feedback for me, which was insightful and useful.
I have some feedback for you… Don't wait for a performance review to tell people how they're doing.
Given the fact that you already have some feedback from your customer base, and you have already tested the market readiness, you can start a crowdfunding campaign.
In an email-driven organization, for example, if I have some feedback to give you on a report draft, I would simply send you these notes when I was done compiling them.
JOSEPH FOLKMAN: It is interesting, Sarah, because I think most of the time when you have some feedback to give, you imagine to yourself, I need to tell them, because they don't understand.
"We had some feedback from a mental-health trust.
When I brightly inquired how things had gone, my broker whipped out her notebook, explaining rather darkly that she had some "feedback" from the other brokers.
We talk about it, of course, but the main aim is to work out who this person is and where they come from... I've already had some feedback on social media from people saying: Oh, I won't watch.
Jillian had some feedback about the visual elements of the website, and Mark had some thoughts about the current staging site and the more technical aspects of the site, particularly the various Drupal modules which he's installed.
Morgan, who also wrote the 2006 Oscar-winning film, The Queen, said the palace has an agreement not to talk in public about meetings with prime ministers but said there have been "back channels" and "we've had some feedback from them".
Being a terminologist, I care about word choice. Ludwig simply helps me pick the best words for any translation. Five stars!
Maria Pia Montoro
Terminologist and Q/A Analyst @ Translation Centre for the Bodies of the European Union