1. I think it is a great idea and would work fantastic in the softer Florida sandy soil. I would buy one if the price was right and came with a warranty.
2. The web site is extremely crude and packed full of bad grammar and bad links. Appears to be self built, remember Yahoo Geocities?
3. Been around since 1972?
4. Absolutely no mention of warranty anywhere.
5. The 'Contact us' link says to give them up to 5 days for a response.
6. The 'Order' link brings up a 404 error- Page not found