营销中最危险的事，瞎投放

Group 1 - The article emphasizes the dangers of rushing into large-scale advertising without effective sales language, which can lead to financial losses for companies [1] - It highlights two main reasons for this behavior: anxiety over missed opportunities due to competition and a misguided belief in the power of broad marketing to dominate consumer perception [1] Group 2 - The article promotes a membership program for entrepreneurs, offering access to multiple offline courses, networking opportunities, and resources [2][3] - The program includes eight offline classes throughout the year, with the option to attend three, and features private discussions and networking dinners [3] - An early bird price of 4,980 yuan per person is mentioned, with a warning that prices will return to normal at the end of the month [3]