Without Plug-Ins, How Can I Live as a 70-Year-Old Lady?

Era + cross-age time travel + no space and no system + funny + making money + daily life Workaholics in the 21st century die suddenly while sleeping! She was reborn as an old country lady in the 1970s! There is no golden finger, let's use our brains to find a solution! If there is no money, let's earn tickets! No old man? That would be great! You say, what should we do if the whole family is in trouble? Watch the old lady reorganize the whole family and lead the whole village to get rich! You said life in this city is easy, how is that possible? Look at the best old ladies I've met! Fortunately, both her son and daughter are biological and have always supported her! Let's see how she lived a wonderful life in the 1970s!