If you use penetrating oils (coconut, olive, avocado) hot oils is a form of deep condition/ treatment. Many natural ladies use oils as an overnight pre-wash, then deep condition as a post-wash, can do same day or different days depending on your schedule.

Do you know your hair properties? Using a lot of oils may not a wise idea if you are low porosity for example. You should also consider hydrolysed protein treatments, most people use protein followed by a deep condition so same day.
2a-2c, medium texture, porous/ colour treated. Three years CG. Past bra strap length heading for waist.

CO-wash: Inecto coconut/ Elvive Volume Collagen
Treatments: Komaza Care Matani, coconut/ sweet almond oils, Hairveda Sitrinillah
Leave in: Fructis Sleek & Shine (old), Gliss Ultimate Volume, various Elvive
Styler: Umberto Giannini jelly, Boots Essentials gel
Flour sack towel, pixie diffuse or air dry.
Experimenting with: benign neglect