To hold servo/battery connectors together, use a piece of dental floss or fishing line and wrap it around the connectors looping it through the wire so it pulls the connectors together. Tie it with a good knot that won’t slip undone. If you’re unsure of your knot, just put a drop of super glue on it when you’re done.
Topic: Radio system tips
To protect your wires, put some heat shrink tubing over them whenever they might rub against a sharp edge. For real bad areas, a bit of fuel tubing might be a better fix.
To make routing your antenna wire through the antenna tube, first run some dental floss or fishing line through it. Then you can tie it to the wire about an inch from the end and pull it through.
Whenever lowering your Transmitter antenna, ALWAYS grab the bottom section and pull down. Pushing from the top can easily bend the antenna.