Back in front of the backer, open is good;

背有靠山，前方开阔是好；

youdao

"I'd like to buy the world a Coke and keep it company, " Backer wrote on the back of a napkin.

FORBES: Magazine Article

As a backer you have entered into a contract directly with the project creator, and if the project creator does not fulfil their part of the agreement, then the backer is in a position to take whatever legal action is required to get their money back.

FORBES: Kickstarter: Dream Maker Or Promise Breaker?