I have found that being honest is the best technique I can use. Right up front, tell people what you're trying to accomplish and what you're willing to sacrifice to accomplish it.
Source: In The Ultimate Success Quotations Library, 1997.
-- Lee Iacocca, (Oct 15 1924-2019), US auto business executive; As president and chairman of the foundering Chrysler Corp., he secured the largest federal financial assistance ever given to a private corporation.