请翻译下面这段话，不要机器的，大概意思能懂，较通顺就行，谢谢！！！Supermarketsaretryingtocheatyoutospendmore.Forexample,movingabrandfromthebottomshelftoeyelevelcanincreasesalesby50percent.It

　　请翻译下面这段话，不要机器的，大概意思能懂，较通顺就行，谢谢！！！Supermarketsaretryingtocheatyoutospendmore.Forexample,movingabrandfromthebottomshelftoeyelevelcanincreasesalesby50percent.It’snosurprise,then,thatfoodsandotherhigh-profititemsareateyelevel.Tobeatsupermarketsattheirowngame,usecoupons(优惠券),buyinquantityandshopwithyoureyesopen.Wegaveasameshoppinglisttotwostaffmembers,askingonetochooseitemsregardlessofcostandtheothertolookforlowprices.Ourimpulsiveshopperwouldcomeupwithname-brandproductscosting$110.05.Thecarefulshopper’scartcontainedmostlystorebrands.Shespent$59.35,asavingof$50.70.Usuallyourcarefulshopperdidnothavetosettleforlowerquality.Inthepasttests,manystore-brandproducts(teabags,peanutbutter,preserves,glasscleaner)havedoneaswellasorbetterthanname-brand(名牌)ones.Shoppingthewayourcarefulstafferdid,youwouldbeabletosave$2,500ayearbuyingforafamilyoffour.Sometimes,brand-nameitemsareofbetterquality.sometime’sthey’remoreconvenient.Nonetheless,wepromiseyou:ifyoushopwithyoureyesopen,you’llsavemoney.