1. Cost
1.1. Manufacture cost
1.1.1. Efficient manufacturing
1.2. Material Cost
1.2.1. Screws (if used)
1.2.1.1. Cheap metal
1.2.1.1.1. Steel
1.3. Shelf
1.3.1. Wood
1.3.1.1. Cheap and Sustainable
2. Safety
2.1. Round edges
2.1.1. Corner protection
2.1.1.1. http://bit.ly/2wP2Ayz
2.1.2. Round edges
2.2. Strength
2.2.1. Avoid collapsation
2.3. Splinter danger
2.3.1. Finish
2.3.1.1. Polish
2.3.1.2. Varnish
3. Materials
3.1. Materials
3.1.1. Wood
3.1.1.1. Hardwood
3.1.1.1.1. Ash
3.1.1.1.2. Beech
3.1.1.1.3. Birch
3.1.1.1.4. Cherry
3.1.1.1.5. Elm
3.1.1.1.6. Iroko
3.1.1.1.7. Mahogany
3.1.1.1.8. Meranti
3.1.1.1.9. Oak
3.1.1.1.10. Obeche
3.1.1.1.11. Sapele
3.1.1.1.12. Teak
3.1.1.2. Soft Wood
3.1.1.2.1. Pine Wood
3.1.1.2.2. Araucaria
3.1.1.2.3. Cedar
3.1.1.2.4. Cypress
3.1.1.2.5. Douglas-fir
3.1.1.2.6. European yew
3.1.1.2.7. Fir
3.1.1.2.8. Hemlock
3.1.2. Metal
3.1.2.1. Aluminium
3.1.2.2. Steel
3.1.2.3. Copper
3.1.2.4. Bronze
3.1.2.5. Gold
3.1.2.6. Iron
4. Product Ideas
4.1. Storage Unit
4.1.1. Cupboards
4.1.1.1. http://bit.ly/2fKUx1s
4.1.2. Shelves
4.1.2.1. Corner Shelf
4.1.2.1.1. https://s-media-cache-ak0.pinimg.com/564x/30/3e/34/303e34043ad1f3cbc77563dffddb8860.jpg
4.1.3. Display Unit
4.1.3.1. TV display unit
4.1.3.1.1. http://www.ikea.com/sg/en/images/products/besta-tv-bench-with-drawers__0492611_PE625743_S4.JPG
5. Environment
5.1. Manufacture process
5.1.1. Efficient
5.1.1.1. Machines
5.1.2. Low cost
5.2. Materials
5.2.1. Sustainable Woods
5.2.1.1. Hard Woods
5.2.1.1.1. Bamboo
5.2.1.1.2. Oak
5.2.1.2. Soft Woods
5.2.1.2.1. Pine
5.2.1.2.2. Fir
5.2.1.3. Recycled wood
5.2.2. Metals
5.2.2.1. Recycled
6. Function
6.1. Purpose
6.1.1. Storage
6.2. Space efficient
6.3. Environmentally friendly
6.4. Cheap to manufacture
6.5. Affordable
7. Target Market
7.1. Gender
7.1.1. Male?
7.1.2. Female?
7.2. Age
7.2.1. Old
7.2.2. Young
7.2.2.1. 15-25
7.3. Fashionable
7.3.1. Modern
7.3.2. Minimalistic
7.4. Income
7.4.1. Low
7.4.2. None (student)
7.4.3. Intern
7.4.4. Pocketmoney
7.5. Interests
7.5.1. Reading
7.5.2. Photography
7.6. Personality
7.6.1. hardworking
7.6.2. Out-going
7.6.3. Modern
7.6.4. Up-beat
8. Existing Products
8.1. Storage Unit
8.1.1. Cupboards
8.1.1.1. http://www.ikea.com/sg/en/images/products/stuva-wardrobe-white__0404070_PE566322_S4.JPG
8.1.1.1.1. SG $249
8.1.1.1.2. Birch
8.1.2. Shelves
8.1.2.1. Standing Shelf
8.1.2.1.1. http://www.ikea.com/sg/en/images/products/kallax-shelving-unit-with-drawers__0512163_PE638416_S4.JPG
8.1.2.2. Hanging Shelf
8.1.2.2.1. Corner Shelf
8.1.2.2.2. http://www.ikea.com/sg/en/images/products/besta-shelf__0375441_PE553112_S4.JPG
8.1.3. Display Unit
8.1.3.1. TV display unit
8.1.3.1.1. http://www.ikea.com/sg/en/images/products/besta-tv-bench__0316213_PE516848_S4.JPG