We’re reaching our space limit (not record limit), if I delete the attachment field and attachments, will that free up space? If it does, do we know when or how long it takes for airtable to sync and free up space?

I do Freelance work and share my bases with clients. If I’m a pro user who has and uses all the extra features like additional colors and calendar date range capabilities, will my client (with non-pro accounts) also see the additional colors and date...