Browsing this site

This site is publicly accessible and does not require account creation for normal browsing. Standard web hosting logs record request information such as IP address, browser type, referring page, requested URL, and access time so the site can be delivered, monitored, and kept available.

Contact form information

If you send a message through the contact form, the site receives and may store the name, email address, subject, message content, and the time of submission.

How inquiry information is used

  • To review and respond to questions, correction requests, and business inquiries
  • To investigate reported technical issues, accessibility concerns, or policy-related messages
  • To keep a limited internal record that is reasonably related to running the site

How long inquiry information is kept

There is no fixed retention period. Inquiry records are kept only as long as reasonably needed for review, follow-up, site records, or recurring issues.

Advertising and analytics services

Public pages currently load Google AdSense code and Google tag code. These services may use cookies or similar technologies to deliver ads, measure traffic, understand site usage, detect abuse, and improve their services. Google may process information such as your browser, device, approximate location, pages viewed, and interactions with ads or site pages according to Google's own policies.

You can review Google's advertising privacy information and manage ad personalization through Google's privacy and ads settings. Browser settings and privacy tools may also let you block or delete cookies, although some site or advertising features may behave differently when cookies are disabled.

This site does not directly sell personal information submitted through the contact form. Advertising and analytics providers may process data according to their own services and privacy policies.

Cookies

This site does not require an account for public browsing. Cookies may be set by the site framework for normal security or form behavior, and by third-party services such as Google AdSense or Google tag for advertising, measurement, fraud prevention, and related purposes.

Other information uses

  • To deliver the website and keep it stable
  • To investigate technical issues, abuse, or broken pages
  • To understand and handle messages submitted through the contact form
  • To keep records that are reasonably related to running the site

External links

Some pages link to external websites for additional context or reference. Once you leave this site, those external websites apply their own terms and privacy practices.

Policy updates

This page is revised when site operations or legal requirements change.

Questions about privacy

For privacy-related questions, use the Contact page.

Site information

Site policies and corrections

Use these links to check site scope, send a correction, review privacy terms, and read estimate limits.

For correction requests, include the page URL, the inputs used if a calculator result looked unclear, and the result, formula, link, or wording concern you want reviewed.

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