Official civic channels
CONTACT YOUR GOVERNMENT.
If you want lawmakers or regulators to hear your concerns about domain-market policy, use official government directories and describe your own experience in your own words.
Different issue, different channel: policy concerns, trademark disputes, consumer complaints, and antitrust allegations are not interchangeable. Use the route that actually fits your situation.
What to include when you contact an official
Specific facts are usually more useful than a copied script. Consider including the domain involved, asking price, date observed, whether the domain was actively developed, how the price affected your organization, and what policy question you want the official to examine.
Keep screenshots, receipts, broker communications, and other documentation. Avoid making legal accusations you cannot substantiate.