Dream about buying tile is an evidence for the feelings you have rejected. You are being too preachy. You feel that you have nothing to look back on. It is a signal for your lack of motivation. You are losing your authority or effectiveness in some area of your life.
Buying tile dream is unfortunately a warning signal for the building blocks or foundation of some plan. You are not yet completely whole. You are lacking a voice for your own inner child. Your dream is an admonition for a situation that you should avoid. You are trying to compensate for something that is missing in your life.
If you dreamt about buying tile:
If you have been pursuing someone with a certain very determined singleness of purpose, and not really getting anywhere, then it may be best to leave well enough alone, and to try your luck somewhere else. The only problem is that it may not be all that easy to let go.