Multi-Pattern Web Advertisement Grid

Create 9 patterns of advertisements satisfying the following requirements and arrange them in a single image: - This is a web advertisement to encourage participation in a event_content. - Please come up with the copywriting, eye-catching visual, background image, and layout. - It is desirable for each of the 9 patterns to have a completely different taste. - The composition should include a main copy, sub-copy, date/time, 'free' tag, and a button. - The target audience is target_group.