You can be an agent for selling Tupperware products, easy way to make money, its not a perishable product so you can have your own cliental base and sell the things. Place your orders according to your clients requirements you will be able to sell and make good profit out of it. You can target all category people as every household need some boxes.
And every lunch is carried in a box. You can reach N number of customers, most of this work thru references . All the household products are available.