I can then help you identify the best, most reliable listings for your specific needs. Customer Questions & Answers - Amazon.com
Items might have been returned by others who swapped them for older models, a scam that is not always caught immediately by warehouse staff.
If purchasing used, thoroughly check the item immediately upon arrival for scratches, fungus, or autofocus issues. 4. Verify the Seller's Reputation
Ensure a US warranty card is included inside the box. Summary Checklist for Buying Importance Sold/Shipped by Amazon Best for security Check for "US Warranty" Crucial for manufacturer support Avoid "International Version" High risk of no warranty Check Third-party Ratings Vital if not sold by Amazon Use Free Returns Necessary for peace of mind To give you the most relevant advice, I'd need to know: What type of camera (brand/mount) are you buying for? What is your budget for the lens?
Manufacturer warranty (e.g., Canon, Nikon) may not be valid in your country.