This photo shows the best way to hold the mic. If the singer holds the mic incorrectly (in the header photo), the tendency to feedback can be increased. This article aims to examine effective ways of tackling the common situations you might come across.
As an example, for small gigs you may get away with miking up only the vocals and perhaps acoustic instruments such as guitars, but for medium to large venues, you really need to mic up the drums and backline as well. If you play live regularly, or plan to, or if you ever engineer for live acts, you should be aware that many different miking and DI'ing scenarios can occur on stage. Find out how to mic up a typical live band - and also discover when it's best to DI instead.