Here are some examples:
* Tengo poca paciencia. (I have little patience.)
* Hay poca gente en la fiesta. (There are few people at the party.)
* Bebe poca agua. (Drink little water.)
Remember that "poca" is used for feminine singular nouns. For masculine singular nouns, you would use "poco." For plural nouns, you would use "pocos" (masculine) or "pocas" (feminine).