14. Why investing in customer service and donor care leads to fundraising success.

Oh dear, that 'investment' word, again. But relax, please - this is about leaping over false economies to deliver real value for your cause, because its focus is retention - keeping donors longer so they'll more quickly and surely repay the cost of their acquisition. And maybe even leave you a legacy.

15. Thanking donors properly

13. How to give your donors practical control of their relationship.