What are the signs that someone you love is addicted to cocaine?

Some signs... 1) after using Cocaine regularly for an extended period, dependence (addiction) develops. 2) once addicted, stopping suddenly lead to withdrawal. 3) addicts spend too much $ on habit. 4) might steal from loved ones to support habit. 5) causes time to pass very rapidly. The Cocaine addict will typically end up being out much later than planned. 6) rapidly losing weight without exercising a lot.