POST Airmail usually takes 5 - 7 days. International post boxes are yellow. Inequality between men and women can be a problem in Colombia. There is an excellent network of domestic flights and the large distances between cities makes this method of transport more convenient. Highways connecting the main cities have recently been completed.
Roads are usually passable except during the raining season.
An IDP is required. Road journeys are dangerous and so is travel after dark. Personal safety and possessions are at risk at all times. Corruption is commonplace in Colombia.