I think they used to go up to like 80-85% CLTV depending on credit score.

You are bleeding money now, but each year it might actually get worse depending on the financials. 

There is a not so inexpensive fee - anywhere from 5k to 100k depending on the program and they take a % of each deal. 

Whether to go with a BRRRR deal or multiple down payments depends on your risk tolerance and long-term strategy.

Depending on how long it takes you to save up the amount, you might want to also allow for inflation on that amount for your continued savings.[2]   Read Rich Dad poor dad.[3]   Think about getting a second job - possibly a temporary job - save a 100% of the money.Just my 2 cents.

As for your ques if to wait, well, it depends on the market, in some parts of the country prices are still going up, slower, but still going up, other parts the prices are coming down, you know that area, what is happening there? 

It will depend on your preferences and how well you think you will tolerate having a room mate as you approach a new life with your partner.

I think this depends on your risk tolerance and your interest rate.  

I would still do due diligence such as whole property inspection, lead inspection (depending on when the property was built), appraisal, etc. 

It depends on your financial strength, the quality of the property, how many properties you own, etc.I like to start with one significant expense and three months of vacancy.