Unfortunately, US government does not have resources to allocate advisors to each immigrant.
You can use VisaJourney to learn more about immigration process. Just read K-1 forums, guides, ask any questions, community is happy to help. Ask husband, his relatives, your friends (especially if they're immigrants). With latest technology, you can ask Chat GPT and similar. If none of this helps, you can also get a free or paid consult with immigration lawyers where you can ask as many questions as you like.