The main point is a safety issue because you can not right the boat solo! The minor point being that you will need some help moving her back up the beach after a sail especially in soft sand.
"House prices have risen by nearly 25 percent over the past two years. Although speculative activity has increased in some areas, at a national level these price increases largely reflect strong economic fundamentals." – Ben Bernanke – 2005
The minor point being that you will need some help moving her back up the beach after a sail especially in soft sand. 
