check the credibility of socal media pictures
- Author: check the stream/context of the original poster (OP), which conveys intent
- Picture: check if the file is smaller than the norm and if it has metadata, such as Exif
- Enhanced: check if what you are seeing is sensible and in physical agreement with your common sense
- X-reference: check the image against an image datatabase, such as tineye.com
source: lsauer.com