My plan is to send handwritten letters in letter style envelopes (probably colored) to the 310 individuals, every other month for three rounds.My questions are:1) Is 310 a high enough number to campaign to?

@Frank S you can find ALL of the colorful responses to your question (that went on for days and several post pages) below.https://www.biggerpockets.com/forums/51/topics/521...

There's an interesting reply in reddit to a motion submitted to the court by a Note investor: Motion to appoint counsel to serve interests of secured note holders : Peerstreet_Creditors (reddit.com)

Don't use light porous colored stone, it can show stains.

Also, the type of property you are buying,  different locations, and also very importantly how well you are managing your properties all determine your financial outlook and health.Everything discussed on BP or other forums should be assessed through colored lenses.

Flipping houses, where you buy a property, renovate it, and sell it for a higher price, is an example of a short-term strategy.Both long-term and short-term strategies have their advantages and risks.Long-term strategies offer stability and the potential for steady income, while short-term strategies can provide quick profits but may involve higher risks and more work.The key is to choose the strategy that aligns with your goals and risk tolerance as a real estate investor.5.2 Portfolio DiversificationWhen you hear the word "portfolio," you might think of an artist's collection of paintings.But in the world of finance and investing, a portfolio is a collection of different investments you own, like stocks, bonds, or real estate properties.Diversification is like having a variety of colors in your art palette.Imagine you have a basket of apples.

Spreadsheet or just a Note file to jot down configuration of the units (purchase date of appliances, model #, paint color and sheen, etc.).Yeah, you could use or pay for some sort of software, but everybody I've talked to ALWAYS finds its a least a bit short. 

Put together a PPM, do a webinar, get an operating agreement, go through all the motions.

(That's what I get for asking the blind to describe color to me).

BTW don't fret over colors or finishes.