UPDATED · 12 OCTOBER 2026
Privacy notice
This notice describes the public Piano Course Guide website, operated by Marcos Vinicius. For privacy questions, contact marcoslaravel@gmail.com.
Information entered on this page
The chord explorer and practice planner run in your browser. The page does not ask for your name, email address or payment information. It does not save your selections in cookies or local storage.
Hosting and access
This public website is hosted through ChatGPT Sites. Hosting and infrastructure providers may process technical information such as IP addresses, security cookies and request logs to deliver and secure the service. Their own privacy terms apply. This site has not added Google Analytics, a Meta pixel or a Google Ads tag.
Affiliate links and advertising identifiers
When you choose an affiliate link, you leave this site for a ClickBank tracking link and the seller’s website. The link includes an affiliate identifier and a campaign identifier. If present in the address of this page, selected ad-click and campaign parameters may be carried into that link to associate a purchase with an advertising campaign. Selected attribution parameters are kept in session storage in the current browser tab for up to 24 hours so they can survive navigation within this site. If session storage is unavailable, approved parameters are carried in links between this site’s pages instead. We do not add cookies or an analytics service for this purpose. Parameters supplied in the address cannot change the affiliate or vendor identity.
ClickBank, the seller and any advertising provider may process those identifiers under their own privacy notices. No purchase is processed on this page.
Questions
Contact Marcos Vinicius at marcoslaravel@gmail.com with questions about this website or this notice. If you email us, your email address and the information you choose to include in your message are received through the email service for handling your inquiry. Do not send payment details or other sensitive information.