You can send thank you cards and tip during the holidays to demonstrate that you value the relationship, etc. 

Employers had to demonstrate they had advertised positions locally and in the US in general, before they could make an offer to a foreigner.

I've still to meet anyone in 25 years that was able to demonstrate to me that they actually avoided liability not otherwise covered by adequate liability insurance.

He demonstrated to be very concerned about his image and answered very fast, scheduling a visit for the next day directly with the tenant. 

Just make sure you get it removed when you've demonstrated your company to be credit worthy.

Just be sure to understand all of the fees associated with using the broker - he/she should be able to clearly demonstrate this for you. 

A DSCR of 1.25 or higher is usually required.Property Appraisal: A professional appraisal to determine the property's value and income potential.Business Plan: Lenders may require a detailed business plan outlining your strategy for managing and profiting from the property.Experience: Demonstrating your experience with smaller multifamily properties can be beneficial.

Sometimes, referrals from fellow investors can lead you to reliable wholesalers.When interacting with wholesalers or other investors, it's important to build relationships and demonstrate your seriousness as an investor.

Additionally, showing that you have refined your process over the course of deals to increase yield goes a long way to demonstrate that you care about becoming better at your craft. 

The person who gave me a demonstration mentioned that by using it, listings were much better ranked on Airbnb (he emphasized that the listing updates every night, which is good for the algorithm).