删去下面短文中不必要的词语：1)The responsibilities of the Sales Development Division are under stood to be：First，to serve in an advisory capacity in screening and evaluation of new products; second，to assist in the selection of those that are the most promising candidates and deemed most likely to prove profitable;third，to initiate，carry out，and coordinate a programme for the successful development of each product from the time it is selected as promising until it has reached its maximum profitable sales potential.2)In order tO keep you informed of the results of the sales meering held on June 22 to consider ways and means of reducing the cost 0f the proposed spring sales campaign，we are submitting herewith a brief resume and the procedure outlined for the cost reduction plan.3)Memorandums intended for internal distribution should be written just as carefully as those tO be distributed outside the division，and， actually，they serve as an excellent opportunity for developing an individual’s proficiency in writing.4)The Committee recommends that the cost of dinners be excluded from the amount considered for tuition refunds.This will reduce the amount of refund from$560 under the present policy to$455 under the new policy if the tuition is paid in cash，or from$630 under the present policy to$518 under the new policy if the tuition is paid in installments.This change will bring our application of the Refund Plan into close agreement with the practice of other companies.5)It has been the practice of the company，in most overseas markets， to lend various amounts of money to dealers for the reconstruction of existing retail outlets.Up to the present，the total amount loaned for this purpose is abeut$100 million.6)Despite the fact that the time required for the improvement of one’S writing skills may seem excessive at the beginning，it will pay dividends in the long run，for once a reasonable degree of skill in writing is achieved，it will be apparent that the time needed in the future tO write wiU be appreciably less.7)Results obtained from the torsiOn test indicated that two months of aging of the rubber had no apparent effect on its elastic properties. There was no significant change in the results of the test on the original rubber and on the rubber after tWO months of aging.8)I would appreciate it very much if when there are any future occasions to call matters of this type to my attention，that the memo be addressed to the Order Department，with a copy sent to me，rather than sending it directly tO me，which calls for separate attention， and which would then allow me to see that compliance is secured with equal effectiveness(if the case is so noted bv copy to the appropriate department or person).9)Orders for machines and equipment are accepted with the understanding that they will be invoiced at prices in effect at the time of shipmentt but any applicable increase not tO exceed 15 percent of the total price of the order as accepted，provided delivery can be completed within 15 months from date of acceptance.10)The purpose of this memorandum is to outline a procedure to assure that the oil in the crankcases of the Cushman motor scooters is changed at properly designated intervals.Cushman scooters are equipped with four—cycle gasoline engines having crankcases that contain oil in the amount of ode quart.It is recommended by the mannfacturer that the。il in these scooters be changed every 500 miles，but the scooters are not equipped with odometers;therefore，it will be necessary to establish a time interval for oil changes.Inasmuch as it is estimated that the maximum probable mileage is approximately 400 miles Per vehicle per month. it has been decided to have the oil changed at that interval.It will be the responsibility of the operator of each vehicIe to see that such vehicle is driven or otherwise transported to the Auto Garage at 30一day intervals for the purpose of obtaining a change of tu bricant.11)In reviewing bid comparisons for equipment.consideratiDn should be given to the selection of equipment which duplicates that already in service.Sometimes selections of equipment are made with relatively small price differential between the lowest price and that for equipment already installed.Consideration of such comparisons should include the economies of carrying in stock spare parts for a new ptece of equipment，as compared to purchasing a duplicate unit.To accomplish this，obtain price quotations for the usual spare parts required for a piece of equipment along with bids for ini tial cost of the equipment.This spare parts cost represents the initial expense item on a one-time basis and a recurring cost item from the standpoint of taxes and cost of warehousing.It is believed that consideration of the initial COSt of spare parts for new equipment and the annual cost of warehousing spare parts is sufficient justifieation in many cases for the selection of items which duplicate existing equipment.12) The number of persons who will attend any one of the various functions planned for July 4 cannot be reliably estimated until shortly prior to that date.It is therefore desirable that detailed planning be based，and that tentative but noncommitting preparatory measures be initiated，on the assumption that there will be capacity attendance at all functions and that there may he overflows at some.In other words，planning and prearranging are to be done SO that all last—minute adjustments will be downward adjustments，and therefore feasible with mininlmn difficulty on short notice.This principle will apply especially to such matters as the following，regarding which further word may be issued from time tO time as found to be desirable：