laura dalfun's buyer has retail stock of $11700 for september and planned stock for the end of the month is $18900. The buyer has received of $1200 in stock for the end of the month is $18900. The buyer has received $1200 in stock and has $1200 on order. To date, the actual sales are $3400 with markdowns totaling $3000. If the planned sales for September were $8200 and the planned reductions were $800, what is the open-to-buy for the balance of the month?