...in relation to keeping promises, paying bills or sending money home. (Para. 2)
in relation to: with regard to, concerned with
They looked at the map to find where they were in relation to their position. 他们查看地图，以从他们四周的情况来判断他们的位置。
Temperature changes in relation to pressure. 温度随压力的变化而变化。
keep a promise/keep one's promise/ keep promises: keep one's word
It is easier to make a promise than to keep a promise. 作出承诺容易，实现承诺不易。