Mankhwala a tsiku ndi tsiku amagwirizana kwambiri ndi moyo wathu watsiku ndi tsiku.Chifukwa chakukula kwachuma komanso kusintha kwa moyo wa anthu, msika wamakampani opanga mankhwala tsiku lililonse ukukulirakulira.Mankhwala a tsiku ndi tsiku amaphatikizapo zinthu zochapira komanso zosamalira pakamwa ndi zina zotero.Monga makampani achikhalidwe, magulu amakampani opanga mankhwala amasiku onse ndi ovuta, monga zotsukira zovala, sopo mbale, shampu, mankhwala ophera tizilombo toyambitsa matenda ndi zoziziritsa kukhosi, ndi zina zotere. ;Nthawi yomweyo, pali zovuta zambiri zaukadaulo pakudzaza kwazinthu monga kubwebweta, kujambula waya ndi kudontha;Kudzaza zolondola komanso zaukhondo ndizofunikira kwambiri;Kuchuluka kwa kupanga ndi njira yatsopano yodzaza zida kuti zipereke zofunikira zatsopano.