familyprotection do ask that if they upvote you, that you send back a share of it, for them to use for helping families (like about 50% of what you get, nett. How? Easy, in Wallet, you click on Transfer and below your name, you'll see a box for the name of the beneficiary. In other words, you send them back directly their share. Say you earned 1.50Steem (0.75 in Steem and 0.75 in SP - you can send back from the Steem whatever amount you want. By sending it directly, you avoid passing through the curator tax.