Note Content Also explain in detail what the file contains in the body of the note so the receiver knows it's from you. Here's the Tarrytown sales figures for July as we discussed in our phone conversation on Tuesday morning. This note takes longer to send but is not likely to be counterfited. This combined with a subject line format convention will help you be sure that each attachment you receive is exactly what you've been expecting and not a major computer problem. Know what types of files you share.
Common examples are .doc, .xls, .jpg, .gif and many others.
Beware of files with extensions you are not acustomed to sharing. Do Not save files without their standard file extensions. Dangerous File Types Hazardous Materials List Do Not click on any attachment with the following extensions unless you know exactly what you are doing. These files are executables and can make changes to your system. With the exception of .doc type files, it should be illegal to include these files in their native form as email attachments.