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privacy.

last updated 28 September 2026

the short version

  • I collect only what I need to deliver your books, send the free sample, and keep the site running.
  • No cookies by default. Google Ads cookies only if you say yes to the banner.
  • Your card details never reach this site. Stripe and Link handle the payment.
  • I don't sell your data or share it for anyone else's marketing.
  • Ask me for a copy, a correction or a deletion any time: ahmed@nexarlabs.co.uk.

on this page

  1. 01 who is responsible
  2. 02 what I collect, and why
  3. 03 card details
  4. 04 who else handles it
  5. 05 outside the UK
  6. 06 how long I keep it
  7. 07 your rights
  8. 08 cookies
  9. 09 changes

also

  • terms of sale
  • refunds
  • cookie settings
  • ahmed@nexarlabs.co.uk

who is responsible

The controller of your personal data is NEXARLABS LTD, trading as Nexar Labs. I'm Ahmed Mansy, and I run it. For anything about your data, email me.

NEXARLABS LTD (trading as Nexar Labs)
company no. 16703034 · registered in England and Wales
registered office: 71–75 Shelton Street, London WC2H 9JQ
email: ahmed@nexarlabs.co.uk

what I collect, and why

whatdetailswhy, and the legal basis
your orderemail, name, country, what you bought, the amount and currency, the payment reference and the time. It comes from Stripe when you pay.to deliver the files, email your links, handle refunds and support (contract), and keep tax and accounting records (legal obligation).
downloadswhich order and file, the time, and the country the request came fromto apply the download limit on each order and spot shared links (legitimate interests).
free sample sign-upsyour email, where on the site you signed up, your country (from Cloudflare) and the timeto send the 12 pages you asked for and, now and then, news of a new edition (consent; unsubscribe from any email).
emails you send mewhatever you write, and your addressto answer you (legitimate interests, or contract if it's about an order).
server and security logsyour IP address, browser and the pages requested, handled by Cloudflare as the site's hostto deliver the site and protect it from abuse (legitimate interests).
visit countsCloudflare Web Analytics: page views and rough location, with no cookies and no profile of youto see which pages people read (legitimate interests).
ad measurementGoogle Ads cookies, only if you say yes (see cookies)to see which ads bring readers here (consent).

card details

You pay on Stripe's checkout page. Payments run through Stripe Managed Payments, where Stripe's reseller partner (named on the checkout page) is the merchant of record, so for the payment itself Stripe and the reseller decide how your payment details are used: stripe.com/privacy and the reseller's terms linked at checkout. This site never sees your card number.

who else handles it

These companies process data for me, under contract, only to provide their service:

  • Cloudflare: hosting, the database (D1) that holds orders and sign-ups, file storage (R2) for the books, cookieless Web Analytics, and sending email where that's used.
  • Stripe and Link: checkout, payment, tax, receipts and refunds.
  • Resend: sending the emails with your links or the sample, if it's the email service in use.
  • Google: ad measurement, only after you say yes to cookies. How Google uses data from sites that use its services: business.safety.google/privacy.

I don't sell your data, and I don't share it with anyone for their own marketing.

outside the UK

Some of these providers process data outside the UK, for example in the United States. When they do, the transfer is covered by the safeguards UK data protection law requires, such as the UK–US data bridge or the UK's international data transfer agreement and addendum.

how long I keep it

  • Orders: 6 years after the end of the financial year, for tax and accounting.
  • Sample sign-ups: until you unsubscribe. After that I keep only your address and the date you left, so you're never emailed again.
  • Download logs: 12 months.
  • Emails you send me: as long as needed to help you, and with the order if it's about one.
  • Server logs: for as long as Cloudflare keeps them for security and operations.

your rights

Under UK data protection law (the UK GDPR and the Data Protection Act 2018) you can ask me to:

  • give you a copy of the data I hold about you;
  • correct it, or delete it where I don't have to keep it;
  • restrict how I use it, or object to uses based on legitimate interests;
  • give you your data in a format you can take elsewhere;
  • stop using it where you gave consent (for emails, the unsubscribe link does this).

Email ahmed@nexarlabs.co.uk. I'll answer within one month. If you're not happy with how I handle your data, you can complain to the Information Commissioner's Office: ico.org.uk/make-a-complaint.

cookies

By default this site sets no cookies. The visit counts come from Cloudflare Web Analytics, which doesn't use cookies.

When ad measurement is switched on, a small banner asks whether I can use Google cookies to see which ads bring readers here. Until you answer, and if you say no, Google's tag runs with everything set to “denied”: it sets no cookies, and Google gets at most basic cookieless signals (such as that a page loaded), with no ad identifiers. Only if you say yes are Google Ads cookies set. Your answer is saved in your browser's local storage (not a cookie) so the banner doesn't ask again.

Changed your mind? Use cookie settings (also in the footer of every page) to see the choice again.

Stripe's checkout page is on Stripe's own website and sets its own cookies there, under Stripe's policy.

changes

If I change what I collect or who processes it, I'll update this page and the date at the top. Questions: ahmed@nexarlabs.co.uk. More: terms of sale and refunds.

$0

the bill still comes.
the credits pay it.

14-day refund. email me, no forms.

Independent guides by Ahmed Mansy. Not affiliated with or endorsed by Amazon Web Services, NVIDIA or Anthropic. Credits aren't cash, they expire, and approval is decided by AWS and NVIDIA.

NEXARLABS LTD (trading as Nexar Labs) · company no. 16703034 · registered in England and Wales · 71–75 Shelton Street, London WC2H 9JQ · ahmed@nexarlabs.co.uk

  • terms of sale
  • refunds
  • privacy
  • cookie settings
  • contact

set in archivo, tinos and martian mono · edition 2026.09 · changelog