Submit your products
No big contract up front. Take one product through the first two gates and let the data decide whether to go further.
Put 3–5 products in the pool and get a market report. What you invest: samples and product data.
Pick 1–2 markets from the report, certify first and then stock. What you invest: certification and the first batch of stock.
Join the distribution and content pools; we and our channels promote together. What you invest: creatives and some margin.
Become a standing supplier for the category, with financing and long-term terms. What you invest: reserved capacity and a lead-time commitment.
You do not have to climb all four levels — stopping at L1 is fine. But most products that succeed get their first order only after the L2 certification and stocking are done.