Asset Management is a system in which large or small organizations keep an updated and detailed list of everything the organization owns and spends.  This list is then used in conjunction with all the financial responsibilities of the organization, as in, the amount of money the organization spends and what it is spent on.  Asset management can help to improve the strength and growth of your organization by tracking wasteful investments.
 
Asset Management can help to reduce wasteful spending and improve more profitable and productive investments.
Asset management will also help in making long and short term goals easier and more profitable for your organization.
It will also help to keep your organization organized and running as smoothly as possible, making it easey to make an educated decision for your organization based on concrete facts rather than guess work.
Asset Management can only be successful if you keep a detailed list of all the money coming in and out the organization.  Tracking the money that is coming into the organization is a key aspect of Asset Management, this will begin to tell you if your organization is sustainable.  So you will want begin by installing an asset tracking software. This will help to keep all financial information organized and in one place and easily attainable.  Asset Management is key to running and maintaining a successful organization and without it there is a very good chance your organization will not be as successful as it could be or  maybe it won’t be successful at all.

There are several different types of asset management. Choosing the right one for you is really up to the field you are in.
Here are some examples taken from a Asset Management PDF and other resources located.

Digital asset management

IT asset management

Physical asset management

Investment management

Fixed assets management

For instance, under IT asset management focus mainly on a computer field  management.  Such as hardware and other physical components of computers. And there is also software in the same category.
This includes  procurement, deployment, management and expense reporting of IT assets.

This is just the a basic explanation of Asset Management. We suggest you do your research or read a asset management pdf as well as other useful resources on the internet to determine what is right for you.

Good luck folks.