Pipe Element and Coupling Tooltips
The following tooltips display on the canvas when you hover over a pipe element handle for seconds.
Start (Click + Drag)  
Extend or move the start of a Pipe segment.
- Extend No Bend (CTRL + E + Drag) 
Extend the segment without a bend. - Extend Restricted Angle (Snap Enabled + Drag)
Extend the segment with a restricted 45o/90o angle.
*Access Snap checkbox from the ribbon > View tab. Uncheck to disable. - Select End Type (Right-Click + Select a Type)
Select a segment Start type. - Merge (CTRL + Q + Click + Drag + Release at Merge Location) 
Merge with another segment or Pipe element. - Move (CTRL + W + Click Handle + [Release W + Mouse] + Press Arrow Keys)  
Activate edit pixel-by-pixel mode and move handle with arrow keys. Press ESC to exit. 
End (Click + Drag)  
Extend or move the end of a Pipe segment.
- Extend No Bend (CTRL + E + Drag) 
Extend the segment without a bend. - Extend Restricted Angle (Snap Enabled + Drag)
Extend the segment with a restricted 45o/90o angle.
Access Snap checkbox from the ribbon > View tab. Uncheck to disable. - Select End Type (Right-Click + Select a Type)
Select a segment end style. - Merge (CTRL + Q + Click + Drag + Release at Merge Location) 
Merge with another segment or Pipe element. - Move (CTRL + W + Click Handle + [Release W + Mouse] + Press Arrow Keys)  
Activate edit pixel-by-pixel mode and move handle with arrow keys. Press ESC to exit. 
Midpoint (Click + Drag)
Draw a branch off a segment of a Pipe element. 
- Extend No Bend (CTRL + E + Drag)
Extend the segment without a bend. - Extend Restricted Angle (Snap Enabled + Drag)
Extend the segment with a restricted 45o/90o angle.
*Access Snap checkbox from the ribbon > View tab. Uncheck to disable. - Merge (CTRL + Q + Click + Drag + Release at Merge Location) 
Merge with another segment or Pipe element. - Move (CTRL + W + Click Handle + [Release W + Mouse] + Press Arrow Keys)
Activate edit pixel-by-pixel mode and move handle with arrow keys. ESC to exit. 
Branch (Click + Drag)
Slide the handle along the Pipe segment.
*Tip: For greater precision uncheck Snap from the View tab.
- Slide Restricted Angle (CTRL + E + Drag)
Slide handle without changing branch angle. - Move (CTRL + W + Click Handle + [Release CTRL + W + Mouse] + Press Arrow Keys)  
Activate edit pixel-by-pixel mode and move handle with arrow keys. ESC to exit. - Disconnect branch (Right-Click + Select Disconnect)
Disconnect the branch end from a segment. 
Connection (Click + Drag)
Slide the handle along the Pipe segment. 
*Tip: For greater precision uncheck Snap from the View tab.
- Move (CTRL + W + Click Handle + [Release CTRL + W + Mouse] + Press Arrow Keys)  
Activate move pixel-by-pixel mode, then move handle with arrow keys. Press ESC to exit. - Disconnect branch (Right-Click + Select Disconnect)
Disconnect the branch end from a segment. 
Vertex (Click + Drag)
Extend or move the vertex of a Pipe segment bend.
- Extend Restricted Angle (Snap + Enabled)
Extend the segment with a restricted 45o/90o angle.
*Access Snap checkbox from the ribbon > View tab. Uncheck to disable. - Move (CTRL + W + Click Handle + [Release CTRL + W + Mouse] + Press Arrow Keys)  
Activate edit pixel-by-pixel mode and move handle with arrow keys. Press ESC to exit. 
Coupling Selector (Click + Select)
Cycle through five connector types.
