...change your oil
reason number-
10)your fingernails are dirty/clean
9)your running out of shelf space for your oil stash
8)your special order "boutique" oil has just arrived
7)OCD ISSUE WITH OIL CHANGES
6)your oil "looks" too dirty/clean
5)you need an excuse to "test drive" the ride
4)CK or SN rated oils have arrived to market
3)time/mileage or your OLM reads zero percent left
2)you used a non OEM spec oil for your last service
1)your a BITOG member and all new topics are of little interest to you and and your tired of lurking
reason number-
10)your fingernails are dirty/clean
9)your running out of shelf space for your oil stash
8)your special order "boutique" oil has just arrived
7)OCD ISSUE WITH OIL CHANGES
6)your oil "looks" too dirty/clean
5)you need an excuse to "test drive" the ride
4)CK or SN rated oils have arrived to market
3)time/mileage or your OLM reads zero percent left
2)you used a non OEM spec oil for your last service
1)your a BITOG member and all new topics are of little interest to you and and your tired of lurking