There are several reasons for towing when sea kayaking:
In an emergency situation the best towing method is the one that gets the paddler away from the source of danger quickly.
About Towing Single line tow Assisted tow 'V' Tow Safety Common Mistakes
The safety risks when towing include:
Towing should not occur in the surf zone unless absolutely necessary. If a paddler is in trouble in the surf zone, it is often best that they swim to shore and their kayak is recovered later.