you can't there not a human being obviously. Another response: No.
kissin'
no its not it is still classed as cheating if your real life boyfriend meant alot to you and gave you everything you needed, you wouldn't feel the need to have an internet boyfriend. Just think about...
running away from the family or area
Dating Tips - Body Language Part 8
Dating Tips - Body Language Part 7
Relationship Tips - Chemistry in Intimate Relationships
Relationship Tips - Friendship