What I used to do was to note down some sentences I found on textbooks with that preposition. In that way, I would be comfortable with its use sooner or later. I stopped to do so, but sometimes the list is still useful. I add it here in case it is useful for you too. The only thing we have to do is to imitate the examples. Your own examples will be much better but to start....
0 00Words have many meanings and uses.00 00(For to) doesn´t exist in English as one is trying to put a preposition in front of a infinitive verb.00This is a very common translation error in Spanish.00For- is used in questions and concerns the 00 00purpose ,destination and 00 00beneficiaries 00What is this for?00 00I left for Mexico.00 00Her
0 00Words have many meanings and uses.00 00For to doesn´t exist in English as one is trying to put a preposition in front of a infinitive verb.00This is a very common translation error in Spanish.00For- is used in questions about the 00 00purpose ,destination 00 00beneficiaries 00What is this for?00 00I left for Mexico.00 00Here is a gift f