The phrase "a simple undertaking" is correct and usable in written English.
You can use it to describe a task or project that is straightforward and not overly complicated.
Example: "Organizing the community event was a simple undertaking that required minimal planning."
Alternatives: "an easy task" or "a straightforward project."
Either way, they are discovering that shipping beyond the United States is not a simple undertaking.
We also wrote two nonfiction books together, hardly a simple undertaking.
But setting the record straight after so many years and so many movies is not necessarily a simple undertaking, and this film sometimes stumbles under its heavy, self-imposed burden of historical significance.
This is not a simple undertaking: the machine is Swedish, and it is maintained by a Swedish company called Envac, which has been called "the world's largest pneumatic garbage systems maintenance company".
This is by no means a simple undertaking, although Rwanda may have some advantages over other sub-Saharan African states - it is very small and it has made great strides in preventive healthcare through setting up an excellent network of village-based community healthworkers (equipped with mobile phones).
It's not a simple undertaking, as the project's senior researcher, Joe Register, explained in an email to TechCrunch.
There are more than a few ways to minimize the mental and emotional damage that the divorce process does in your own life, and it's generally a fairly simple undertaking, if you stick to your guns once you've made a few decisions.
Making a kosher wine is no simple undertaking.
As Mr. Pearl explains, drawing upon a wealth of pertinent poems, letters, essays, novels and journals, this is no simple undertaking.
Writing it was no simple undertaking.
But Western leaders must maintain their current leverage — sanctions and a credible military threat... " Unfortunately there is no neutral power to initiate and implement this complex but simple undertaking.
