he mean he can't travel in a car due to all the vibration. I will see if the relevant department could make the road as smooth as possible so he can proceed to the immigration office.
Get a doctor to go to you, after getting an agent to get the visa for you. Be prepared to pay huge amount for the services above. Get a lawyer to represent you for a long term stay or maybe a permanent residency since you can't travel in a car especially the country you are in are mostly running by car or bus. Either hired a private chopper to send you. maybe start a go fund me and get people to donate to all the expenses above.
Mostly in stock is 150cc as more people going for 150cc instead of 125cc. Most likely the dealer is not going to order 125cc for stock. Or another option is the Honda scoopy 110cc.
If you are only staying short term, why do want to have a Thai bank account? Paying an agent for an account to use on a short visit, will cost you at least 5000b or more for the account.