Playing between 40NL-100NL on an app and people limping and cold calling is frequent. If LJ limps and your HJ are you isolating your entire RFI range? What if you're the button, are you isolating vs LJ limp? Is there a rule of thumb to follow like iso 75% of your RFi range?
How do you decide to over limp, iso, or fold?

PREFLOP RFI ranges
LJ (13.3% \ 176 combos)
55+, AJ+, KQ+, A8s+, A5s-A3s, K9s+, T9s+

HJ (17.6% \ 234 combos)
44+, AT+, KJ+, A2s+, K8s+, Q9s+, J9s+, 98s+

CO (25.0% \ 332 combos)
33+, ATB+, A9o+, A2s+, K7s+, Q8s+, J8s+, 97s+, 65s+

BTN (34.5% \ 458 combos)
22+, A4+, K9+, ATB+, A2s+, K2s+, Q5s+, J7s+, T7s+, 86s+, 54s+