There is no such thing as a free lunch. ただ飯は無い。 ただより高いものはない。
良く言う言葉ですが、まさしくこの手の投資セミナーに出掛けて行ったお母さん。
Shady Investment Seminar(2)
Cortez's mother enjoyed the seminar and brought pamphlets home to read. Cortez says the seminar organizers visited her mother at home to give her more information:a con man tactic in pressure sales.
smell a rat うさん臭いと思う *There's something fishy in the air. I smell a rat.
a whole nestful nest (悪党の)隠れ家、悪の温床 a nest of crime