The value of your coin can increase when you buy at a low prize and keep it for a particular period of time to sell at a higher prize. Please be patient with the process and have a firm believe. It is called Holding.
Bitcoin is dependable more than altcoins. So it is not a bit of good advice to hold any coin that is not bitcoin for a long time. Most traders take advantage of the short pump of altcoins to make profit. The best coin to hodl is Bitcoin.
Diversification of your portfolio can also be of great advantage to increase your coin but please beware of Alt Coins.
Since only bitcoin is reliable, it will be ideal to diversify your investment in other sectors like stocks, precious stones, real estate and agriculture.
Stay informed about market news, trends and happenings it will give you an edge.
Get information from certified sources because most media houses are controlled by the anti-Bitcoin government and corporations. Some of them spread lies and FUD.
Cryptocurrency investment is risky so you may need a coach or Mentor and if you cannot afford always read the valuable content posted on BTC and Cryptocurrency in this community as there are many topic that can be useful to your growth and development.
Not important but necessary if you find one. You can get valid information from the internet but a mentor can help to simplify learning.