Risk
Unwanted spaces may be detected by the proofreading software on the final approved material.
Issues
Example

Solution
Do:
✅ Use OpenType Pro fonts.
✅ Adjust the tracking to less than 120% or keep it at its default value.
Don’t:
❌ Adjust the tracking to more than 120% when using an OpenType PostScript flavor.
Tips
The following steps describe how to view information about a given font when using Apple Font Book on a Mac system: