If you have experienced of a loss data due to hardware and software failure, virus infected, heathenism, Human mistake, etc. remember to remain serene. In many cases, data loss problems are not nearly as terrific as they might appear. Professional data recovery efforts can minimize further damage, and maximize the chances for a complete recovery of lost information.
In experienced efforts at recovering data, no matter how sincere, often result in making matters worse. If the data is critical, do not allow any action to be taken that may write to the affected storage media. This would include, for example, putting power to a hard drive exposed to water, or using commercially available recovery utilities to try to recover data. Although some commercial data recovery utilities can be useful to an end-user in specific situations, in some cases their use could result in the annihilation of the very data you're trying to save. The chances for successful data recovery are greatly improved when media is received by convenience in an original as failed condition.