...a key way to do that is to cut the number of single-occupancy vehicles....

English as a Second Language English Vocabulary, Grammar and Idioms
1

Hi guys,
What do you think about the to I added in red?
Can I drop it? The author in the original context, did not use it.

One facet of reducing congestion is, of course, reducing the number of vehicles on the road, and a key way to do that is [color=red]to cut the number of single-occupancy vehicles and encourage car-pooling.

smartcitiesworld.net/special-re … congestion

Regards,
Amir

2

I think it is a good change. The sentence core is “way is _____”, so the blank needs to be a noun. The gerund “cutting” will also work here.

3

awesome. thanks