Flowers, fruits and plants are not allowed to be brought into the country. Statements of allowable duty-free imports are available from any Mexican embassy or consulate. Risk coverage of the two most recommended kinds is available from Mexican firms at every Mexican border city and town. Regular insurance may cover liability, theft, collision, property damage and comprehensive damage but NOT legal representation. Most experienced travelers consider it prudent to add legal representation insurance so that they will not have to search for a lawyer if they have a problem due to an accident.
Insurance premiums are modest and set by the government so all companies charge about the same.
There are differences between tourist insurance and resident insurance, which you should ask your insurance agent about as soon as you arrive at your destination. Since he may not speak English, it is wise to make his acquaintance as soon as possible. Most Green Angels are excellent mechanics. Permits are required without exception and are usually valid for 180 days. Tourists can stay only 72 hours without a card.