Luckily this apartment just needed touch up a cleaning.

There are a few options(1)You can get connected with the larger wholesaler firms in the area (2) go through PCPAO site and skiptrace the buyers of similar properties as yours, (3) hunt down the agents involved in the sale of properties similar to yours or go to local REI meetings and pitch it to the investors there. 

Specifically, I am interested in learning more about syndications, working with lenders, lawyers, CPAs, and other professionals involved in cross-border real estate deals.

I personally have no connections with anyone who is involved in this niche and I'm wondering how other people have started their journey.

I am reaching out for your expertise regarding a situation involving a seller from who I purchased a property subto an FHA loan in March of last year.

The truth is if your investors have no involvement in the operations, If they just put in money and expect to get a profit, you have created a de facto syndication.2) I see a ton of people who just raise money for the syndication. 

Every youtube video I find when searching this problem involves someone replacing or moving an electric box that either hasn't been wired yet or is re-wired.

I happen to be looking for gap funders myself for a number of my house flip projects in Houston, TX and finding gap funders or any kind of private money involves a lot of networking and putting myself out there to meet potential lenders.

who are involved in wholesaling or other real estate ventures.

A clean, neutral-looking curb gives prospective homebuyers a chance to visualize their own additions/upgrades.