Ask IH: Could you help categorize these ideas? as Excellent or Marginal or Boring?

Fellow IHs can you help categorize the following 4 ideas?

as:

1. Excellent
2. Marginal/Mediocre
3. Boring

Ideas

1. A commission based marketplace for facilitation (bridge) partnerships between Makers (Developers) & Marketers

2. A fee based marketplace for buying/selling half-baked products/projects/ideas

3. A paid subscriptions based curated monthly learning digest for Software Product/Development Managers

4. A fixed (3 months) fee based idea validation platform - An all inclusive one-time fee for services like domain buying, hosting, landing-page creation, various paid/unpaid promotions, influencer reach-outs, etc.