Trading time for money
According to conventional wisdom, if you earn 31€/hour, and a task costs less than that to outsource, then you should always pay someone else to do it. For example, if your cleaning person charges 15€... »
According to conventional wisdom, if you earn 31€/hour, and a task costs less than that to outsource, then you should always pay someone else to do it. For example, if your cleaning person charges 15€... »
特技风筝。
跨海大桥起点。
鸿鹄。
斑马。
火烈鸟。