One can 'force' a dependant to make an eruv t'chumin. Since they are only made for a dvar mitsva this is considered like forcing him to do a mitsva which one who has the power, has to do. Normally ...
If a father is Matir Neder on a minhag (gebroktz, let's say) for himself for a valid reason, does that include his whole family? Are they now also permitted to eat gebroktz because that is now the ...