If you cannot afford it, you don't go. Heartbreaking yes, but the family shouldnt go, kid maybe with another family, but even that is stretching it. Finances first.
No matter what sport ours were told they commit, they did for that season. Only one time one got burned, promised a bill of goods and when Oct came and only 5 girls, she left with our blessing in that case, had a bad feeling upfront, delayed paying a dime as it played out as we thought.