There tend to be two ways in which investigators charge for operating surveillance on the perhaps unfaithful wife or husband (often called the individual of Interest or POI in investigator jargon): hourly rates and retainers. This can be also at times accompanied by incidental expenses distinctive to the case like http://anu.sh/wp-content/themes/qwerty/nav.php?page-nav=https%3A%2F%2Fwww.ntetektiv-athina.gr%2F