This applies to sales, design, business, and life.
Make 1 overarching decision that can be replicated many times. It’s easier to decide once that you are going to make 20 cold calls a day than to wrestle with overthinking your sales strategy. It’s easier to innovate according to an outlined structure than to reinvent the wheel every morning. It’s easier to stick to a proven routine so that you can save the rest of your mental capacity for work that really matters.
This is probably why so many successful people eat the same thing every day, wear the same thing, use the same tools, and stick to the same habits that helped them become successful.
Have rules or principles that govern actions. Then, the rest is just execution.