Is saving money and recasting 30 or 40k to bring payment down to 1300-1400 worth it?

It's worth looking at for sure https://www.biggerpockets.com/forums/48/topics/276800-kansas...

What are the typical costs do so?

That means you are losing $500 a month or $6,000 a year.Study the market and know what you are worth.

In CA, there is no limit on the number of brokered loans you can make, but no loan can exceed 10% of your net worth, exclusive of your home.Loan Seniority – Unless you can afford to be wiped out on occasion (you can’t) or have enough money to pay off a 1st(you don’t), then don’t make 2nd position loans. 1stPosition Only.

International students make great tenants and typically stay 1-4 years. 

Landlords seem to have the upper hand these days.It might be worth checking out metroffice.com to see what kind of deals they're offering.

.$995 is great rent but you also don't want to evict if tenants can't pay because turnover costs can kill the ROI.Just my opinion  Looking back, I think a cheaper entry point could have been negotiated, but this one was my first ever purchase and I really wanted something to get my feet wet with. i think the emotional satisifcation of having a first rental was well worth a slight overpay. 

Not worth the headache. 

It's worth reaching out to multiple insurers to see what options are available.