the project planner 4.0 besides providing features like support for network diagrams and pert analysis also allows you to export your project file in .ppr format which can be read by the free project planner reader.
Repeat this setence, but with the correct capitalization.
The project Planner 4.0 besides providing features like support for network diagrams and PERT analysis also allows you to export your project file in .PPR format which can be read by the free project planner reader.