The most often used terms in simcountry are explained here. If you can't find what you are looking for, please contact The Gamemaster. This list is maintained daily.
You do not have enough roads to support the size of the economy and demand for better roads is high. Build more roads. This takes some time, as you need to purchase them and then have them built. You might see that the map of your country will be refreshed from time to time to show the new roads.