> For the complete documentation index, see [llms.txt](https://help.auxalia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.auxalia.com/plant-tools/plantexpresstools/how-to-use/functions-for-autolisp/set-projectdrawing-property.md).

# Set Project/Drawing Property

This chapter describes the functions to set project or drawing properties.

#### <mark style="color:blue;">Setting Project Properties</mark>

The command looks like this:

(command “AqaPETSetProjectProperty” “\[Category]\_\[PropertyName]” “\[Value]”)

For example:

(command “AqaPETSetProjectProperty” “General\_Project\_Number” “12345”)

#### <mark style="color:blue;">Setting Drawing Properties</mark>

The command looks like this:

(command “AqaPETSetDrawingProperty” “\[Category]\_\[PropertyName]” “\[Value]”)

For example:

(command “AqaPETSetDrawingProperty” “Title Block\_Description1” “Pump Station”)