I know english is not your first language but I don't understand the first part of the question. The second part was answered many times so a quick search should have gotten you the answer that Carol's date was removed from the game but you can sadly still click the call button.
You found the solution I was using. Also you can get used to it and eventually ignore it.
I swear to god, there are monks way more talkative than Beggar
If you already did the sapphire necklace quest by going to the mall, talking to the jeweler, then talking with the couple in front of the cinema and giving the necklace to Rachel, then you have finished school quests and you will keep seeing this hint.
I only heard people using an old save encounter this since you can't pick a new car for quite a few versions.
Have you checked if maybe the female orgasm meter is blocked or if maybe one of the options that give the mc pleasure is simply not lighting up?
