IMEI Checks for Wholesale Used Phone Lots
What an IMEI and TAC identify, what GSMA Device Check can and cannot prove, and how to treat a flagged unit in a wholesale lot.
Editorial archive
All guides — page 7
Page 7 of the PhoneBulk editorial archive, listing every published guide from newest to oldest.
MDM Enrollment Checks for Used iPhones
How to check whether a used iPhone is under mobile device management, why a reset may not clear Automated Device Enrollment, and who can release it.
iPhone Parts and Service History for Bulk Buyers
How to read Genuine, Used, Unknown, and Unverified on iPhone, and why a working phone can still fail a wholesale parts check.
Battery Health for Wholesale Used Phones
How bulk buyers should read battery health, what Apple’s capacity and cycle notes actually say, and which battery claims belong in a used-phone quote.
Used iPhone Wholesale Inspection Checklist
The iPhone-specific checks for used lots, including Activation Lock, carrier lock, MDM, battery health, parts history, and IMEI.
Wholesale Phone Grading Without a Fake Standard
Why Grade A, B, and C are not a global phone standard, and how to write cosmetic and functional grades that two inspectors can repeat.