Road and for certain items, railroad.
No
As for services, none really. On goods, Mexico mostly imports "capital goods", which are all products needed to build or manufacture other goods.
Luandry
The services offered by Free Bay are for people who have goods or excess goods they don't need or use anymore. They have also introduced the Swop Shop page where a person can trade goods for goods, goods for services, services for goods, and services for services.
People use currency to provide goods and services by spending and buying
utility
You mean a trade deficit and yes, Mexico has it.
complex
When economists refer to the demand for goods and services, what they mean is, what goods and services are people buying. People demand things by buying them. If you demand to have things given to your for free, that is politics rather than economics.
There are different goods and services that have utility for people. Some of them include food, health care services, transportation and so much more.
A barter system, where people trade their goods and services for other goods or services as opposed to trading goods and services for money.
It is a resource widely found in Mexico. As such, it can be exported to obtain foreign currencies to pay for other goods and services.