The first thing is that we have to know if it came in a container or is bare root. Some differences in the planting occur with each type. Bare root roses are dormant so they aren't actively growing, a potted rose is growing.
Growing a rose bush isn't very difficult. My very first plant was a miniature rose
Water your rose regularly, feed it with a fertilizer, remember to cut off all withered flowers and prune some branches from time to time.
What rose color is your favorite?
If you are planning to grow a big rose bush then make sure to check the different varieties at your disposal, there are some really amazing rose varieties out there, so make sure you check them before you get your rose.