You need to have proper knowledge about the performance of the particular firm you are going to engage. It is important to consider a firm with appropriate exposure in the market. It is important to consider dealing with a firm which is aware of the needs of your sector in order to provide the right services.
Security of data is vital in the wake of cybercrime hence the need to engage a firm with the capacity to effectively deal with any kind of a threat. A good IT managed service provider should have the ability to identify security threats and address them accordingly.