diffusion is the spread of certain elements from one group to another in society.
Buwis po or Tax
Bawat Sweldo Po nang Mga Manggagawa ay May Tax Uhm Kahit student kadin po palang ay Nagbabayad kana na ng Tax Ying Pagbibili mo sa Grocery Tapos May Receipt Ka, Yung Vat Po Na nandun Sa receipt nyo Yun po yung tax
Yes, the most important in business are the people and their interests. If there are no costumers or people the business will fall apart. You need to list or make a research of marketable products in the community. You must know what products are highly marketable or most popular in the community.