Use the Send Money button from a computer, or the Payments button in the app, to send or request money, or send a text with a price in it and then click the price to open the prompt to pay or request money.
Some useful small features included in Messenger is its typing indicator to see when the person is writing something, delivered receipts, read receipts, and timestamp for when the message was sent, with another for when the most recent one was read.
These games are usually in visual-novel format with certain mini-game elements.
Overall, there are four types of dating sims: bishoujo games (pursuing girls from a male perspective), otome games (pursuing guys from a female perspective), GL games (girls pursuing girls), and lastly BL games (guys pursuing guys).
Another neat way to do it is to send a message that contains a reference to a day, and the app automatically asks you if you want to make a reminder about that message.
Add new Messenger contacts by inviting contacts from your phone or, if you're on Facebook, your Facebook friends.
Although it's owned and operated by Facebook, the app and website are separate from Facebook.