Hi! That is great you want to foster. It is very rewarding, but also very time consuming and emotional.
Your humane society has the no interaction rule to keep your own pets safe/healthy, and to cover their butts legally. Its very important to keep them seperated for at least the first couple...
Defienetely!
The EXACT same thing happened with my friends cat. He was 6 yrs old when he got neutered (I convinced him) He went from a thin, not caring too much for attention, yeowling and crying at night kitty....to a filled-out, quiet, and more loving boy. My friend and him are both so happy...
When they said call centre, I think they meant customer service, not telemarketing.
For example, I once had an interview for Manulife Individual Insurance in their call centre. It's basically dealing with customer inquiries for policyholders. So you are taking calls, not making them, and helping...
mmmmm I want a caramel apple spice (cider) from Starbucks (if you havnt tried this you must!!!! they put whipped cream and drizzle caramel on top of the cider, its soooo good)..... and a piece of pumpkin pie.
Probably best that she doesnt have any contact with your other cats until you can have her seen. The sooner the better IMO, if you let it go a few more days it could be harder to treat.