1. It is taking care of an investment, carpet is expensive.
2. dust mites...enough said.
3. carpet can hide a POUND of soil per square foot. YEAH
5. allergies, fungi and bacteria.. enough said.
7. you have a dog... enough said.
IF those reasons are not good enough to invest 100-200 dollars on carpet cleaning... THIS MIGHT BE.
****Yes, I am aware of how bad it was and I am just happy it is clean. I am showing this to you for your benefit even though it might reflect poorly on me-- it IS darker when it is wet. Just FYI :0) ***