This is the 21st century, a time when cellphones and laptops rule the world. A time when relationships aren't as conventional as they used to be. People are in open relationships, and although they're open, they're still RELATIONSHIPS and relationships have rules. The following are rules that will make your open relationship work, by keeping things open, but giving yourself boundaries, so things don't spiral too far out of control!
In an open relationship your partner doesn't need all the gory details about your sex life with other people, but it is very important to make sure that they know when you are having relations with other people. You need to keep your relationship honest, just like in any other kind of relationship.