Either way, i always decide to buy additional properties as opposed to developing what i have, because I’ll continue having that and can do what i please in the future. 

If you're occupying the vacant unit, what makes you think you can evict either tenant from additional units?

Additionally, some landlords are still waiting on over $5,000 in payments from the program.This market is right in my backyard, and it seems like a good place to start, as I can afford to buy homes in the $65,000–$80,000 range and am familiar with the area.

We have had a pleasant and unexpected surprise of some appreciation over the past ten years in addition to rent increases to over $1k for good SFHs.

This can help you greatly with the additional depreciation.Ultimately, med to large MF and small 2-4s are totally different products. 

Are there any additional fees (e.g., underwriting, appraisal, or prepayment penalties)?

A good approach is to set aside an additional 5%–10% of gross rent for CapEx, depending on the property’s condition and renovation quality.While turnkey companies often provide attractive numbers, it’s important to remember their goal is to sell properties.

Here is a list of potential options:Trello/Asana/Zoho Projects/Freedcamp/Basecamp/Workfront/Monday.com/Jira/etc,etc,etc,etc,etc - General project management software that includes tasks, Gantt scheduling, calendars, project forums, document storage & team collaboration toolsTeamGantt/Gantter/MS Project - Gantt Scheduling Softwares for creating Gantt Charts & Timelines, & managing tasks.Podio - Customizable system that allows you to build workflows, track tasks, track leads, etc.Smartsheet/AirTable - Provide spreadsheet style platforms with additional functionalities for uploading documents/images, assigning tasks, calendar, images, etcOffice 365/Google Sheets Spreadsheets - Believe it or not, a lot of successful flippers still manage their entire business in Microsoft Excel or Google Sheets. 

In addition to down payment you need reserves which is 12 times or 24 multiplied by all you debt.

I also use business lines of credit from banks, but for this banks definitely want to see revenue (usually 5-10x the amount of a mine they will give you).It is important to remember though that just because these lines and CCs are not immediately reported on your personal credit report, if you miss payments or default you are personally liable and the debtors will add it to your personal credit report.