Tooltips - BHoM/TAS_Toolkit GitHub Wiki

Tooltips

When you hold the cursor over a node, input or output on the node, by default Dynamo, Grasshoper displays a tooltip. The tooltip provides a brief description of the tool.To make sure coder is transparent please add Tooltips to each node.

Make sure that that correct library are loaded:
using BH.oM.Reflection.Attributes;
using System.ComponentModel;

Add following Description, Input, Output with description for each function:

[Description("gets Building from TasTBD Building")]
[Input("TBD.Building", "tbd.Building")]
[Output("BHoM Building")]

Here is example Image