fixed price assumes to much risk to us
time and materials is to much risk for them
a mixed model is more about selling points and allows for "free" change to the stories
it's all about trust
"target cost contracts" presented at Agile 2005...
"money for nothing; change for free"
add stories for free, but remove equivalent size stories
bail out option only pay 20% of what's left
metaphor of how many jelly beans in the jar
different size jelly beans
a rock... a jalepeno...
measure how long to get down 1 inch in the jar and extrapolate
google maps says san fran to dc is 1d 17h; would you accept that estimate?
time and materials is to much risk for them
a mixed model is more about selling points and allows for "free" change to the stories
it's all about trust
"target cost contracts" presented at Agile 2005...
"money for nothing; change for free"
add stories for free, but remove equivalent size stories
bail out option only pay 20% of what's left
metaphor of how many jelly beans in the jar
different size jelly beans
a rock... a jalepeno...
measure how long to get down 1 inch in the jar and extrapolate
google maps says san fran to dc is 1d 17h; would you accept that estimate?