I noticed that transfer companies usually charge fixed amount for each transaction, so donating $1 can easily incur 30%+ fee.
So I would like to find a rule of thumb to minimize the fees yet cover all projects I like
Any tips?
Let me introduce you to open street maps. https://welcome.openstreetmap.org/what-is-openstreetmap/ or more simply https://www.openstreetmap.org/
Also the Internet Archive? I always wish they crawled more of the web than they did in years past.
Salaries for key people aren’t out of this world given their scale and highest paid person taking a pay cut is a good sign: https://projects.propublica.org/nonprofits/organizations/943242767