There is a set procedure that you are required to follow in order to renew green card in the United States of America. It is very important for you to keep in mind that green cards are usually not issued for life. In general, it is issued for a period of ten years. You must renew the same when it expires. If you do not renew it in time, you may lose your right to live in the US legally, as this permanent residence card is the only piece of document that makes you a legal citizen of this country. It is often advised to apply for a renewal of the card in advance, at least six months before it is going to expire. Following are some basic steps that you need to follow in this regard.