Anything goes for a price. Street walkers charge the lowest rates for sex.
Now she is a high priced escort, she lives on incall, but when she walks the streets, late at night, she earns the street walker rates.
She is a high priced escort, but when she walks the streets she gets streetwalker prices.
She is a high priced escort, she lives on incall, but when she walks the streets she gets the same price as fulltime streetwalkers.
Still, since prostitution is illegal in many countries, streetwalkers often get into trouble with the law. Streetwalkers become easy prey for rapists, murderers, and other criminals (even corrupt police officers) since they try to keep their liaisons discreet and, being criminals themselves, are not looked out for by police.