WHAT DOES COPYRIGHT MEAN?

Buying and selling usually implies a shorter-expression method of producing revenue. Traders could jump in and out of positions constantly. But how can they know when to have out and in?Щоб по?а?и ?о?г?вл?, ко?и???ва?ам по???бно за?е?????ва?и ака?н?, п?ой?и ве?и??ка??? о?оби, к?пи?и/депон?ва?