1. INFINITIVES and GERUNDS
The almost eternal question

2. TO + INFINITIVE

3. -ING

4. INFINITIVE without TO

5. So…
There are some verbs that can be used with both a gerund and an infinitive with to. Unfortunately, some verbs are evil and annoying and change their meaning if they use an infinitive or a gerund.

6. Some of the evil verbs are…

7. Meanwhile…
Some verbs can be used either with –ing or an infinitive without changing the meaning.
Like, love, hate, prefer, can’t stand, can’t bear, start, begin.
British prefer –ing. Americans prefer to+infinitive.
If the verb PREFER is negative  to+infinitive
I prefer not to tell you.
With BEGIN, CONTINUE and START in a continuous tense  to+infinitive
It’s starting to rain.