Junction / Node
You can reach this mode...
by [.] (=full stop) or
by "Place Junctions" in Menu Elements or
by the tool 
Leave this mode...
by [ESC] or M12
What you can do...
Press [o] for junction/node options. If you place a junction node by M1, TARGET 3001! automatically switches to the mode "Draw Signal". If a connection of two signals results, you are asked if you wish this connection and which new signal name shall be used. Is a new connection established between two different signals, TARGET 3001! asks you, if you accept this connection and which new signal name should be used. After a junction is established, TARGET 3001! switches into the draw signals mode. Press M1 or [o] (for options) in junction mode to select the options of this and future junctions. Set the radius and choose the desired schematic page by M11.
Automatic deletion of nodes
If you connect a signal to another, a node is placed as a sign for connection. If you delete this branch, the node itself is automatically deleted too, as far as it is obsolete.
Image: Signal branch connected by nodes.
Image: Signalsegment highlighted. Now press the [Del] key.
Image: Signalsegment as well as node are deleted.
Image: If a complete signal branch including it's nodes shall be deleted, use the icon shown above in order to highlight it completely.
Image: Signal branch with nodes highlighted. Now press the [Del] key.
Image: Signal branch with nodes deleted.