| n | Not home as much as he used to be. |
| n | Desire for sex has decreased. |
| n | Seems to be attending unknown functions and activities |
| n | Does not answer his cell phone near as often |
| n | Leaves the room when on the phone |
| n | Asks about your schedule more often |
| n | Unusual smells of perfume on his clothes |
| n | Unknown phone numbers on his cell phone |
| n | He constantly deletes emails to keep you from seeing them |
| n | He has unexplained receipts and bank statement payments. |
| n | Emails sent and received |
| n | Instant message conversations |
| n | Websites visited - Does he go to relationship websites looking for others? |
| n | Take screenshots so you see exactly what he sees online. |
| n | Record every keystroke including user names and passwords. |