So, you are left with the choice to proceed as is, negotiate a lower cost, get a concession, or walk away.I would get a quote and request a concession if they aren't interested in fixing it. 

I have a goal with in the next 12-24 months that I will be able to walk out of my job, and into my passion full time.

Might want to investigate where you think the trash is coming from maybe there is a school nearby and the kids are walking past and just throwing trash down but I would invest in another trash can or just might have to come a little more regularly to pick up the trash so there is no complaints from the neighbors.  

Even if you’re a complete beginner, Dave will walk you through how to create an investing strategy specific to you, a “portfolio plan” that’ll explode your wealth, and a “deal design” that helps you lock in on the perfect properties for your portfolio. 

Wide doorways to accommodate walkers and wheel chairs, a floating sink in the bathroom, a walk in shower, grab bars, etc.

You can also ask the agent to walk you through the last investor deal they did, what went well, what problems came up, and how they addressed them for their clients.Ultimately you'll have to feel comfortable building a relationship with the agent you choose & find confidence in the strength of that relationship.

I live in Mililani and can walk you through some of our STRs/MTRs locally. 

Remember the best real estate decisions are generally the properties you walk away from.

Once you sell, you just walk away with what profit the market gives you at that time.

I met with the owner 4 times, walked the space, and talked to her about her motivation to sell the property.