What the site does not do
- No advertising networks and no tracking pixels.
- No accounts and no logins.
- No cookies set by this site.
- The calculator runs in your browser. What you type into it is never sent to the site.
Your email address
If you enter your email address to get the checklist PDF, the site stores that address and the date. Nothing else is asked for.
- What it is used for: an occasional email when a guide changes in a way that matters, or when something new is published. Possibly never.
- What it is not used for: it is not sold, rented or shared with anyone.
- To be removed: write to contact@blackskyprep.com from that address and it will be deleted. Every email sent to the list will also carry a way to unsubscribe.
Hosting
The site is served by Cloudflare. Like any web host, Cloudflare processes technical information such as your IP address and browser type in order to deliver pages and block abuse. This site does not use that information to identify you.
Links to Amazon
Some links go to Amazon.com. When you follow one, Amazon may set cookies and collect information under its own privacy policy, including a record that you arrived from this site. See the affiliate disclosure.
Other links
Guides link to government and agency websites as sources. Those sites have their own privacy policies.
Children
This site is written for adults and does not knowingly collect information from children.
Changes
If this page changes, the new version will be posted here. Last updated November 2026.