Purchase of products and services electronically, delivery of products

and services, search and identification, selection, and after-sales

service

Selection, negotiation, search and identification, purchase of products

and services electronically, and delivery of products and services

Delivery, selection, search and identification, negotiation, and purchase of products and services electronically

Search and identification, select and negotiate, purchase products and

services electronically, deliver products and services, and after-sales

service

Identification, purchase of products and services electronically, delivery, after-sales service, and select and negotiate