follow the 13 key questions to ask before i design, specify, or buy anything

Here they are:
01 Do we need it?
02 Can we do without it?
03 Can we borrow, rent or get it used?
04 Is the project/product designed to minimize waste?
05 Can it be smaller, lighter or made from fewer materials?
06 Is it designated to be durable or multi-functional?
07 Does it use renewable resources?
08 Is reuse practical and encouraged?
09 Are the product and/or packaging refillable, recyclable or repairable?
10 Is it made with post-consumer recycled (PCR) or reclaimed materials and how much?
11 Is it available in a less toxic form? Can it be made with less toxic materials?
12 Is it available from a socially and environmentally responsible company?
13 Is it made locally?

what are the 13 key question to ask before I design, specify or buy anything?