Social and Culture classes in Costa Rica is homogenous. Extreme poverty does exist such as many of the other Central American neighbors have.
It’s common to see a man offer a woman his arm if he sees her walking down the street unescorted, and the man is always expected to walk on the side closest to the street as a sign of respect and protection.
To fit in with the locals in any town, you will want to dress a lot sharper with a nice top or dress, nice jeans or skirt, and shoes or high heels.
Some clubs require a dress code: usually no hats, no shorts, no tank tops (for men), no pants with holes, and/or no tennis shoes.
Costa Rican men like to talk and gesture wildly with their hands and they are not afraid to stare a woman down.
One of the jokes that gets the most laughs here in Costa Rica says that the highest cause of traffic accidents is due to men taking their eyes off the road to look at the pretty women walking down the street – this will cause a pileup!