Assume you want to evaluate the stock value of JB Hi$-$Fi Ltd$.($ASX: JBH$.$AX$)$ using the Dividend Discount Model. You will need to find information on dividends, the discount rate, and growth rate$($s$).$ Assuming you have access to JB Hi$-$Fi's information from the financial year $2018$ to the financial year $2023($i$.$e$.,30$th June $2023).$ Below are several tasks for you to complete.

Q$1.$ Find Dividends

Find the interim and final dividend per share $($DPS$)$ and the dividend payout ratio $($DPR$)$ of JB Hi$-$Fi Ltd$.$ for the abovementioned period. List all the values.

In $2-3$ sentences, discuss any patterns you observe in the DPS or DPR$,$ and explain how you would use either or both metrics to perform the DDM analysis.

Q$2.$ Find Growth rate$($s$)$

Find the earnings per share $($EPS$)$ in the company's financial statement and calculate the EPS growth rate. Briefly describe your method.

Calculate the sustainable growth rate $()$ and briefly describe your method.

Compare the EPS growth rate with the sustainable growth rate, and in $2-3$ sentences, discuss which one you would prefer for evaluating JB Hi$-$Fi and why.

Q$3.$ Find discount rate

In $2-3$ sentences, discuss how you would estimate the discount rate. How would you find the necessary information to complete this calculation?

Q$4.$ Apply the DDM

Based on your findings from questions $1-3$ and your understanding of JB Hi$-$Fi's financial performance, which DDM would you use for evaluating JB Hi$-$Fi: a constant DDM$,$ constant growth DDM$,$ or a multi$-$stage DDM$?$ Justify your choice in $2-3$ sentences.