Do you hope to inform? Motivate? Showcase your talents? Increase donations? Sell products? Entertain? Collect names for a mailing list?
Is there a specific tone, look or feel that you want for your site? For example: businesslike and serious? Warm and family-friendly? Laid back? Edgy? Artsy? Spiritual? Are there certain styles that fit your business model? Corporate? Mid-century modern? Steampunk? Brutalist? Something in-between? Sites of similar enterprises or organizations that you like? Features from other sites that you like?
Describe the general size and scale of the website you want: lots and lots of text pages? Hundreds of photos in galleries? A blog you add to weekly or daily? Or just a "calling card" to give a little information about you to potential customers?
What are some keywords that users might enter to find you on the web?
What kinds of social media do you use? Instagram? Facebook? Twitter? YouTube? Describe any specific campaigns you currently use and any successes you have had.
Are you aware of specific functionality that your site will require? For example: Events calendar, job postings, product or ticket sales, news feeds, mailing list sign-ups, reservations or booking, member services, private or password-protected areas, newsletter integration, google Adwords, analytics, etc.
Do you have a logo or other branding graphics now? Keep or update? Do you have a graphic artist you currently work with?
Not required, but knowing your budget can help me determine how best to plan a strategy for the best use of resources to meet your needs.
Do you have any questions for me about what I can do for you and your business, or about the process of moving forward with your project?