Verbs Followed by Either Gerunds OR Nouns + Infinitives
advise - I advised seeing a doctor. - I advised them to see a doctor.
allow - Ireland doesn't allow smoking in bars. - Ireland doesn't allow people to smoke in bars.
encourage - He encourages eating healthy foods. - He encourages his patients to eat healthy foods.
permit - California doesn't permit fishing without a fishing license. - California doesn't permit people to fish without a fishing license.
require - The certificate requires completing two courses. - The certificate requires students to complete two courses.
urge - They urge recycling bottles and paper. - They urge citizens to recycle bottles and paper.