Personal accounts are aimed at self-employed professionals who wish to trade their services and certain goods in order to use their knowledge and stuff they don't use as a means of payment for other goods and services, and consequently grow their business and conserve money, among others.
Some examples of items to trade are:
Services
Programming
Web design
Graphic design
Architectural design
Photography
Consultancy
Lawyers & CPA
Medical
Plumbing
Carpentry
Goods
Electronics
Mobile devices
Office furniture
Computer equipment
Vehicles
Estate
NOTE: Personal members can only trade goods and services with Corporate members if they are "Contacts", otherwise, Personal members cannot view Corporate members' Profile page neither nor send them "Business Request".