[MSDN Library June 1998] OPTIONAL Step 3 -- Adding FAX Support (60.5702764976959%)

MSDN Library Visual Studio 6.0 > DDK Documentation > Windows 95 Device Driver Kit > Design and Implementation Guide > Using the Windows 95 Modem Development Kit

[MSDN Library June 1998] OPTIONAL Step 5 -- Adding Voice Support (56.724122651542%)

MSDN Library Visual Studio 6.0 > DDK Documentation > Windows 95 Device Driver Kit > Design and Implementation Guide > Using the Windows 95 Modem Development Kit

[MSDN Library June 1998] OPTIONAL Step 4 -- Adding Voiceview Support (54.7563230093238%)

MSDN Library Visual Studio 6.0 > DDK Documentation > Windows 95 Device Driver Kit > Design and Implementation Guide > Using the Windows 95 Modem Development Kit

[MSDN Library June 1998] Optional Tag Values (24.1828403355918%)

MSDN Library Visual Studio 6.0 > DDK Documentation > Windows 95 Device Driver Kit > Design and Implementation Guide > Image Color Matching and Printer Drivers in Windows 95 > Overview of ICC 3.0 Profile Tags Used by Windows 95

[MSDN Library June 1998] Optional Ease-of-Use Features (21.8698290126862%)

MSDN Library Visual Studio 6.0 > Specifications > Platforms > Windows Guidelines for Accessible Software Design > The Microsoft Windows Guidelines for Accessible Software Design > Summary of Recommendations