The important part is to include something alongs the lines of "Please let me know if this is not correct by xx/yy/zzzz, otherwise we will proceed on the assumption it is.’ That way their ignoring your message becomes agreement and it is much harder for them to gi back on it.
The important part is to include something alongs the lines of "Please let me know if this is not correct by xx/yy/zzzz, otherwise we will proceed on the assumption it is.’ That way their ignoring your message becomes agreement and it is much harder for them to gi back on it.
Use their inaction to get the result you need.