Add punctuation: Ideal training unit for homeuse in office etc
A: Ideal training unit - for homeuse, in office, etc.

Add punctuation: Energy is something that causes change movement or any form of work done Energy can be stored potential energy or mode or something that is transferred Sometimes the energy simply work done
A: Energy is something that causes change, movement, or any form of work done. Energy can be stored (potential energy or mode) or something that is transferred. Sometimes, the energy simply "work done".

Add punctuation: It is very important to know which software can perform good data recovery from failed hard drive
A:
It is very important to know which software can perform good data recovery from failed hard drive.