Define and spell out resposibilities according to company objectives, per position working in warehouse..
Responsibility to commensurate with authority.
No change in scope and responsibility without prior discussion.
No employee should be subject to orders for more than a single source.
Orders should never be given to subordinates superseding a responsible executive.
Critisism should be done privately and not in open meetings.
All major and minor disputes between departments should be sorted out in coordination meetings.
The immediate superior should approve promotion, increments, disciplinary action, etc.,
No employee should be assistant as well as critic at the same time.
The quality of the assistant's work should be periodically checked and mistakes to point out so that corrective action can be taken at once.
For carrying out the above tasks effectively, the span of control or number of employees reporting to an executive should not be too large.
It is advantageous to develop an organisation’s warehousing manual describing all aspects of stores function.