No, we have demonstrated that the aircraft is capable of handling a 25kt cross wind, however, we publish a 15kt crosswind limit as being a sensible limit for the average pilot. The Tri-gear is very easy to operate in crosswinds of up to 18kts. A This varies from country to country. In Portugal and Spain, for instance, it is quite legal to have the entire aircraft built by a third party. Many builders prefer to shop out the specialist tasks of painting, upholstery and fitting of electronics, instrumentation etc.
Most countries allow the builder to receive help in line with the above comments.
Other countries should ask their relevant aviation authorities. A Not in the UK, USA or Canada. A standard PPL is required. No, the Company only sells the self-assembly kit. Any flat bed trailer could be converted for use with the Tri-gear.