Well done on the 28 days! Thats fantastic! I myself have done 238 days its easier than i thought it would be.
I roo use Nic salts, started on 20mg and dropped to 10 mg.
For me i prefer fruits and or candy so i can suggest:
Dr Vapes
Juice Head
Strapped
Supergood
Just Juice
Keep it going, there is so much info on here and everyone is super helpful