Observe Those Little Birds that Clean the Teeth of Very Big Rhinos
The tick birds and hippos are examples of mutually-beneficial relationship.
The hippos get the pesky insects off their backs, while the tick birds get themselves a good meal.
There is a lot a bootstrapper can learn from these little birds. By creating a mutually beneficial relationship with a hippo, it is possible to make good money, generate credibility, and avoid being eaten.
Find bigger, well-off, more stable organizations and partner with them.
For the larger organizations, they gain more efficiency by having someone who can take on a specific task and turn company assets into working capital.
Spot bootstrapping opportunities by looking for opportunities to fix problems or recycle/revive idle assets for larger corporations.