In this section we have discussed the motives for conducting cash balances. In addition, we have discussed cash deficit or surplus situation and how it can be contained by the use of different models. Cash forecasting and planning is a significant component of cash management and the principal tool for effectual cash management is cash budget. We have also dealt along with, how a firm can invest deficit cash and the type of instruments which is a firm must opt for. We have also identified payment float and collection float and the ways and means to decrease collection float. In the ending of section we have discussed the different functions of the treasury department and how an efficient and effective treasury department will go down the mitigate risks and financial cost.